It is supposed to be wash their hands not your hands because that wiuld be weird having someone wash your hands for you.
You must wash your hands after an experiment so you don't contaminate yourself with anything harmful.
wash your hands :)
wash your hands
Wash his hands
wash your hands..?
wash your hands..?
That is a good question! When you wash your hands, the overhead water should be clean and free from any microorganisms. Then you must use the soap to wash your hands. With foam of the soap the germs are washed away. You must give enough time to wash the hands. You must take special care to wash the nails. You must apply soap to the tap and scrub the same. You pour the water on tap, then wash your hand and then close the tap. Otherwise the germs will come back on your hand, from the tap, as you close the tap.
After using the restroom or toilet room.
There is a Jewish law that one must wash their hands without a blessing, before eating wet vegetables. We wash the first time before we eat the Karpas (greens) dipped in salt water. There is another Jewish law that one must wash their hands with a blessing, before they eat bread or Matza. This is why we wash a second time right before reciting the blessing over the Matza for the first time.
You must wash your hands and put on gloves before touching the food. After handling the food, wash your hands again and disinfect surfaces the food has touched.
to stop the spread of disease that can infect another person