Question

Question 49 Quaternary ammonium compounds are Heavy metals. cationic detergents that help wash surfaces. Alcohols Halogens. anionic detergents that help wash surfaces.

Answer 1

1. the answer is cationic detergents that help wash surfaces.

quaternary ammonium compounds are cationic detergants as well as disinfectants and as such can be used to remove organic material. They are very effective in combination with phenols. Quanternary ammonium compounds are deactivated by anionic detergents.

2. pasteurization is the process of preserving of milk and milk products is the right answer.