They include physical attractiveness, proximity, similarity, and reciprocity: 1  Physical attractiveness: Research shows that romantic attraction is primarily determined by physical attractiveness. 2  Peopleâs perception of their own physical attractiveness also plays a role in romantic love. 3  Proximity: People are more likely to become friends with 4  ... S
Filox water filters are a filter medium specifically created for lowering the levels of manganese, iron and hydrogen sulfide from well water. Filox filters are superior performers to other filter media due to the productâs notably high manganese dioxide percentage.
A filter is a device through which a substance is passed when it is being filtered. ...a paper coffee filter. A filter is a device through which sound or light is passed and which blocks or reduces particular sound or light frequencies. You might use a yellow filter to improve the clarity of a hazy horizon. 4.