(organic chemistry) butyrate

chemical reaction / reaction, response / feedback

to react chemically / to respond, to react / be responsive, be sensitive

salt / saltiness / (by extension, colloquial) hardship, toil, trouble / (colloquial) a hoarse voice / (colloquial) Short for 塩屋 (shioya): a salter

sourness (quality or condition) / (chemistry) acid

chemistry (branch of natural science)

chemistry (branch of natural science)

salt / to salt; salting / (chemistry) salt / (chemistry) Short for 塩素 (enso): chlorine

(chemistry) a salt (substance mostly made in neutralization, such as sodium chloride)

salty; salt