Is there a problem with food NOT stuck on to lettering. Washing off dirt on one's hands.

Other issues to watch out for when food, wax, etc. is attached to the part where there is no letters, numbers, etc.

Cases when food, drinks, wax, etc. fell in an area where there is NO letters, numbers, pictures.

Food, drink, wax, etc. What to do when fell on wording. (Sefer, bencher, etc.)

Various ways to do an act of erasing.

Various ways how MOCHAIK is done constructively by itself.

Introduction to MOCHAIK. Part #2.

Introduction to MOCHAIK. Part #1.

Fingerprints; invisible ink; writing on one skin; x-rays.

Melting ice cubes that were made into pictures, letters, numbers, etc.