muscular chamber that mixes food up with digestive juices including the enzyme pepsin, which targets proteins, and lipase, which works on fats. Hydrochloric acid likewise helps to dissolve the ...

Calcium plus hydrochloric acid gives us calcium chloride. And zinc plus sulphuric acid gives us zinc sulfate. And the salt that we put on our food is produced when sodium reacts with hydrochloric ...

A firm that makes chemicals used by the paper industry has received a seven-figure fine after two uncontrolled releases of acid at a site in Essex.