## 3 Results and Discussion
### Volatile Organic Compounds
\begin{table}
\begin{tabular}{l c c c c c c c c c} \hline \hline \multirow{2}{*}{**VOCs**} & \multirow{2}{*}{**m/z**} & \multirow{2}{*}{**LRI**} & \multicolumn{2}{c}{**Broiler**} & \multicolumn{2}{c}{**HH3**} & \multicolumn{2}{c}{**WRMD1**} & \multicolumn{2}{c}{**WRMD2**} \\ \cline{3-10}  & & & **Fresh** & **Frozen-** & **Fresh** & **Frozen-** & **Fresh** & **Frozen-** & **Fresh** & **Frozen-** \\ \hline
**Acids** & & & & & & & & & & \\ (E)-Hexadec-9-enoic acid & 55 & 1942 & 0.000 \({}^{\text{b}}\) & 0.000 & 0.000 \({}^{\text{b}}\) & 0.000 & 0.016 \({}^{\text{a}}\) & 0.000 & 0.000 \({}^{\text{b}}\) & 0.000 \\ Benzoic acid & 122 & 1169 & 0.013 & 0.000 & 0.000 & 0.000 \({}^{\text{b}}\) & 0.000 & 0.000 \({}^{\text{b}}\) & 0.014 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) \\ Dodecanoic acid & 731 & 1564 & 0.000 & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.091 & 0.050 \({}^{\text{a}}\) \\ Guanidineacetic acid & 43 & 1069 & 0.000 & 0.117 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) \\ n-Decanoic acid & 73 & 1368 & 0.000 & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.013 \({}^{\text{a}}\) \\ n-Hexadecanoic acid & 73 & 1963 & 0.446 & 0.095 & 0.600 & 0.075 & 0.373 \({}^{\text{a}}\) & 0.064 \({}^{\text{b}}\) & 0.355 & 0.171 \\ Nonanoic acid & 731 & 1274 & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.033 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.078 \({}^{\text{a}}\) & 0.042 \({}^{\text{b}}\) \\ Octadecanoic acid & 73 & 2163 & 0.058 & 0.000 \({}^{\text{a}}\) & 0.149 & 0.000 \({}^{\text{a}}\) & 0.000 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) & 0.064 & 0.000 \\ Octanoic acid & 60.1 & 1178 & 0.000 \({}^{\text{a}}\) & 0.011 \({}^{\text{a}}\) & 0.000 & 0.000 \({}^{\text{b}}\) & 0.024 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) & 0.031 & 0.034 \({}^{\text{a}}\) \\ Tetradacanoic acid & 73 & 1761 & 0.039 & 0.008 & 0.027 & 0.012 & 0.036 \({}^{\text{a}}\) & 0.005 \({}^{\text{a}}\) & 0.004 & 0.027 \\ Subtotal & & & 0.556 & 0.230 & 0.808 & 0.087 & 0.497 \({}^{\text{a}}\) & 0.069 \({}^{\text{b}}\) & 0.673 & 0.337 \\ \hline
**Alcohols** & & & & & & & & & & \\ (S)-(+)3-Methyl-1-pentanol & 56.1 & 788 & 0.583 \({}^{\text{a}}\) & 1.802 \({}^{\text{a}}\) & 0.454 & 0.864 \({}^{\text{b}}\) & 0.461 & 0.320 \({}^{\text{b}}\) & 0.281 & 0.501 \({}^{\text{b}}\) \\ l-Decanol, 2-ethyl- & 57 & 1401 & 0.000 & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.129 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) & 0.060 \({}^{\text{a}}\) \\ l-Dodecanol & 57.1 & 1477 & 0.010 & 0.026 \({}^{\text{a}}\) & 0.008 & 0.019 & 0.012 \({}^{\text{a}}\) & 0.007 \({}^{\text{b}}\) & 0.012 \({}^{\text{a}}\) & 0.010 \\ l-Heptal & 70.1 & 964 & 0.613 \({}^{\text{b}}\) & 2.718 \({}^{\text{a}}\) & 0.188 & 0.368 \({}^{\text{b}}\) & 0.242 \({}^{\text{a}}\) & 0.080 \({}^{\text{b}}\) & 0.236 & 0.494 \({}^{\text{b}}\) \\ l-Hexadecanol & 83.1 & 1884 & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.013 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) & 0.001 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) \\ l-Hexanol, 2-ethyl- & 57 & 1036 & 0.378 & 0.145 \({}^{\text{a}}\) & 0.428 \({}^{\text{a}}\) & 0.133 \({}^{\text{a}}\) & 0.374 \({}^{\text{a}}\) & 0.131 \({}^{\text{a}}\) & 0.269 \({}^{\text{a}}\) & 0.075 \({}^{\text{b}}\) \\ l-Hexanol, & 57 & 1065 & 0.120 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) & 0.173 \({}^{\text{a}}\) & 0.058 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.192 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) \\ \hline
* 1-Nonanol & 56.1 & 1176 & 0.000 \({}^{\text{b}}\) &  
\begin{table}
\begin{tabular}{l c c c c c c c c c} \hline \hline  & & & \multicolumn{2}{c}{**Broiler**} & \multicolumn{2}{c}{**HH3**} & \multicolumn{2}{c}{**WRMD1**} & \multicolumn{2}{c}{**WRMD2**} \\ \hline
**VOCs** & **m/z** & **LRI** & \multicolumn{2}{c}{**Fresh**} & \multicolumn{2}{c}{**Frozen-**} & \multicolumn{2}{c}{**Fresh**} & \multicolumn{2}{c}{**Fresh**} & \multicolumn{2}{c}{**Frozen-**} & \multicolumn{2}{c}{**Fresh**} & \multicolumn{2}{c}{**Frozen-**} \\  & & & **Tawed** & **Fresh** & **Tawed** & **Tawed** & **Fresh** & **Tawed** & **Tawed** & **Fresh** & **Tawed** \\ \hline Benzenecaelddehyde & 91.1 & 1047 & 0.071 \({}^{\text{Ba}}\) & 0.145 \({}^{\text{Ca}}\) & 0.037 \({}^{\text{Ba}}\) & 0.053 \({}^{\text{b}}\) & 0.070 \({}^{\text{a}}\) & 0.060 \({}^{\text{b}}\) & 0.026 \({}^{\text{b}}\) & 0.034 \({}^{\text{b}}\) \\ Decanal & 57.1 & 1206 & 0.111 \({}^{\text{Ba}}\) & 0.233 \({}^{\text{Ca}}\) & 0.078 \({}^{\text{a}}\) & 0.070 \({}^{\text{b}}\) & 0.087 \({}^{\text{a}}\) & 0.042 \({}^{\text{Ba}}\) & 0.065 \({}^{\text{b}}\) & 0.060 \({}^{\text{b}}\) \\ Dodecanal & 57.1 & 1410 & 0.040 & 0.047 \({}^{\text{a}}\) & 0.034 \({}^{\text{A}}\) & 0.015 \({}^{\text{Ba}}\) & 0.036 \({}^{\text{A}}\) & 0.017 \({}^{\text{Ba}}\) & 0.030 \({}^{\text{A}}\) & 0.015 \({}^{\text{Ba}}\) \\ Hexadecanal & 82.1 & 1818 & 0.032 \({}^{\text{A}}\) & 0.000 \({}^{\text{b}}\) & 0.033 \({}^{\text{Ba}}\) & 0.028 \({}^{\text{a}}\) & 0.038 \({}^{\text{a}}\) & 0.031 \({}^{\text{a}}\) & 0.029 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) \\ Hexanal, 5-methyl- & 70.1 & 850 & 0.603 \({}^{\text{a}}\) & 3.305 \({}^{\text{Ca}}\) & 0.239 \({}^{\text{a}}\) & 0.623 \({}^{\text{a}}\) & 0.351 \({}^{\text{a}}\) & 0.129 \({}^{\text{a}}\) & 0.294 \({}^{\text{a}}\) & 0.668 \({}^{\text{b}}\) \\ Nonanal & 57.1 & 1113 & 1.511 \({}^{\text{B}}\) & 4.925 \({}^{\text{Ca}}\) & 0.656 & 1.373 \({}^{\text{b}}\) & 1.144 \({}^{\text{A}}\) & 0.641 \({}^{\text{Ba}}\) & 0.909 & 1.058 \({}^{\text{b}}\) \\ Octanal & 43.1 & 1003 & 0.513 \({}^{\text{B}}\) & 2.191 \({}^{\text{a}}\) & 0.240 & 0.464 \({}^{\text{Ba}}\) & 0.299 \({}^{\text{a}}\) & 0.126 \({}^{\text{a}}\) & 0.274 \({}^{\text{a}}\) & 0.554 \({}^{\text{b}}\) \\ Pentadecanal & 57 & 1717 & 0.043 \({}^{\text{A}}\) & 0.018 \({}^{\text{B}}\) & 0.059 \({}^{\text{A}}\) & 0.016 \({}^{\text{B}}\) & 0.074 \({}^{\text{a}}\) & 0.010 \({}^{\text{B}}\) & 0.057 \({}^{\text{b}}\) & 0.026 \({}^{\text{b}}\) \\ Tetradecanal & 57.1 & 1614 & 0.073 \({}^{\text{A}}\) & 0.023 \({}^{\text{B}}\) & 0.077 \({}^{\text{A}}\) & 0.016 \({}^{\text{B}}\) & 0.073 \({}^{\text{A}}\) & 0.000 \({}^{\text{B}}\) & 0.065 \({}^{\text{A}}\) & 0.022 \({}^{\text{B}}\) \\ Trideanal & 57 & 1514 & 0.032 \({}^{\text{A}}\) & 0.019 \({}^{\text{Ba}}\) & 0.038 \({}^{\text{a}}\) & 0.011 \({}^{\text{Ba}}\) & 0.045 \({}^{\text{A}}\) & 0.000 \({}^{\text{Ba}}\) & 0.031 \({}^{\text{a}}\) & 0.013 \({}^{\text{a}}\) \\ Undecanal & 57 & 1312 & 0.017 \({}^{\text{O}}\) & 0.020 \({}^{\text{a}}\) & 0.016 \({}^{\text{a}}\) & 0.000 \({}^{\text{Ba}}\) & 0.027 \({}^{\text{a}}\) & 0.000 \({}^{\text{Ba}}\) & 0.015 \({}^{\text{a}}\) & 0.000 \({}^{\text{b}}\) \\
**Subtotal** & & & 3.260 \({}^{\text{B}}\) & 12.424 \({}^{\text{A}}\) & 1.563 \({}^{\text{B}}\) & 2.698 \({}^{\text{b}}\) & 2.547 \({}^{\text{A}}\) & 1.071 \({}^{\text{B}}\) & 1.991 \({}^{\text{a}}\) & 2.529 \({}^{\text{b}}\) \\ \hline
**Ester** & & & & & & & & & \\
2-Propenoic acid, & & & & & & & & & \\
3-4(methoxyphenyl)-, & 178 & 2169 & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.000 \({}^{\text{b}}\) & 0.028 \({}^{\text{a}}\) & 0.000 & 0.000 \({}^{\text{b}}\) & 0.000 \\
2-ethylhexyl ester & & & & & & & & & \\ Arsenous acid, & & & & & & & & & \\ tris(trimethyl)silyl ester & & & & & & & & & \\ Benzoic acid, 2-hydroxy-, ethyl & & & & & & & & & \\ ester & & & & & & & & & & & \\ Butylated Hydroxytoluene & 205 & 1518 & 0.087 \({}^{\text{a}}\) & 0.047 & 0.063 \({}^{\text{A}}\) & 0.000 \({}^{\text{B}}\) & 0.075 \({}^{\text{A}}\) & 0.000 \({}^{\text{B}}\) & 0.030 \({}^{\text{A}}\) & 0.000 \({}^{\text{B}}\) \\ Carbonic acid, docyinyl ester & 57.1 & 1504 & 0.000 & 0.000 \({}^{\text{B}}\) & 0.000 \({}^{\text{B}}\) & 0.022 \({}^{\text{A}}\) & 0.000 \({}^{\text{B}}\) & 0.020 \({}^{\text{A}}\) & 0.000 \({}^{\text{B}}\) & 0.000 \({}^{\text{B}}\) \\ Carbonic acid, dodecyl vinyl & & & & & & & & & & \\ ester & & & & & & & & & \\ Decanoic acid, ethyl ester & & & & & & & & & & \\ Diphosphoric acid, diisocotyl & & & & & & & & & \\ Dodecane acid, ethyl ester & & & & & & &HHS, Hanhyup No.3; WRMD1, Woormatadag No.1; WRMD2, Woormataglo No.2.