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.
The API FilStar XP L canister filter is an extremely powerful aquarium filter for freshwater or marine aquariums. The FilStar XP L provides complete filtration on tanks up to 175 gallons using no-bypass construction and a flow rate of up to 350 gph. The XP L filter is easy to set up, maintain and clean.