"because of the sensitivity of the computer , rough percentage compositions could also be determined . burton placed the first chip , from the black rock , onto the vaporizer and pressed the button . there was a single bright burst of intensely hot light ; he turned away , avoiding the brightness , and then put the second chip onto the lamp . already , he knew , the computer was analyzing the light from the first _ ..." What is the word in the blank space (_)? The answer is
chip