Calcium looping
Cost per metric ton for CO2 captured
Table:
Comparison of Ca-looping and Amine Scrubbing

Amine Scrubbing

Ca-Looping

Cost/CO2 avoided

~ $35–96/ton

~$23.70/ ton

Raw material cost[28]

$1,250/ton MEA

$25/ton CaCO3

Efficiency Penalty

6-12%

6-8%

Based on the data table for 'Calcium looping', section 'Cost per metric ton for CO2 captured', give a one-line statement limited to the highlighted cells and return it as JSON: {"answer": "YOUR ANSWER"}.