samples, saliva, scrapings, fingerprints, semen, explosive trace detection, isopropyl alcohol, aspirate, pseudomonas, syringes, urine, gastric lavage, sputum, seminal fluid, bodily fluid, mantoux test, sputum smear, tuberculin, vials, chlorhexidine, tests, sanitizer, towelettes, stains, pipette, gas chromatography, residue, coagulase, abrasions, handwash, rinses, disinfecting, forensic, bloodstain, serology, supernatant, specimens, germicide, washcloth, lignocaine, nares, antemortem, nylon stocking, chromatograph, hairs, washings, secretions, faeces, towelette, curette, odontologist, neisseria, fingernails, lancets, speculum, traces, aftershave lotion, steriliser, chlamydia trachomatis, biopsies, sanitary napkin, toothbrush, activated charcoal, gram stain, fomites, guaiac, fecal matter, degrease, tuberculin test, legionella, calamine lotion, lumbar puncture, prewash, urinalysis, vitreous humor, barium enema, tweezers, bleach, anterior nares, duster, disinfectant, saline solution, dishwashing detergent, dishwashing machine, nematocysts, aspirator, needles, washrag, serratia marcescens, rubbing alcohol, clostridium perfringens, staphylococcus, callosities, itch mite, ampule, gentian violet, cytology, pinworms, otoscope, laboratory, x rays, dmso, swab, smears, towels, applicators, bandages, dressings, pads, sponges, compresses, packs, towel, irrigations, sponge, syringe, applicator, plugs, napkins