Online retail store services featuring proportioners in the nature of dispensers for measuring and dispensing liquid cleaning preparations, not for medical purposes, and also featuring proportioner accessories in the nature of caps, plugs, adapters, nozzles, sprayers, elbows, hoses, valves, and foaming wands; online retail store services featuring storage racks, canister racks, dolly carts, hand carts, hose hangers, and soap dispensers