its means that we have to a good sanitation and must be cleaned the the kitchen.

Food which is hygienically refrigerated is safe to be eaten during pregnancy.

tooth pate

soap

hair condition/shampoo

water

One method of working safely and hygienically and minimize the risk of cross contamination is to wash hands before handling anything in the workplace. It is also a good idea to wear protective clothing and gloves when necessary.

No it's not ! It's filtered through hygienically clean, artificial filters.