Match the following items. 1. used in engines and rockets
3
oxidation
2. a type of slow combustion
calcium
3. a chemical change
respiration
4. electron loss when combining with another element
1
rapid combustion
5. element in bone which absorbs X-rays
photosynthesis
6. reaction in which the product is glucose
souring

You would be correct, boiling water does disinfect contamination.    the property of disinfecting means to kill  germs, bacteria and other pathogens or contamination  that might cause an infection or cause a person to become sickly. a couple methods of disinfecting are using soap, other cleaning supplies or by simply "boiling" the contaminate.  the reason why boiling water disinfects certain attributes is because some cells cannot survive the heat and pressure.

Ibelieve it is b. proton.hope my answer has you : )

Polyethylene is a strong synthetic polymer that can be used to make toys and bottles. this makes plastics which are important also to people but sometimes it lead to harmful environmental effects such as global warming if these plastics are burned.