Yes Several Vital Quests /to Avoid Cross-contamination-what Acurate /avaailable Tests

yes several vital quests /to avoid cross-contamination-what acurate /avaailable tests for aids /hiv=mac hep c or other deadly virals exist that can be administered @ home ( outside clinic conditions ) ??I understand that lental viruses hibernate -incubate and may not become evident for a while --the presence of hiv anti-bodies is the sign of aids --how soon after infection - primary-does the body start producing anti -bodies??? next -what stimulates -fuels the groth of t -cells /what activly kills the hiv virus????? / are there any other contageous diseases I have to screen clients ( @ the shelter for?? what are the convienient tests for -what r the treatments for//// are food handlers 2 risk of spreading if infected?/ are caregivers 2 risk from contact -airobic bacteria / contact -refuse disposal????? please respond-----------------------------