Simplify the following text for a Grade 10 native English-speaking person.
Original: The purposes of cleanliness is health , beauty , absence of offensive odor and to avoid the spreading of dirt and contaminants to oneself and others .
Simplified: Cleanliness includes criteria such as health and beauty . Â The term Cleanliness derives from the meaning absence of odour , avoidance of and to avoid the spreading of dirt and contaminants to oneself and others .