Quick answer: Scottsdale MedSpas and dermatology clinics generate four waste streams: biohazardous waste, sharps, pharmaceutical waste, and confidential records. Each needs its own container. Under Arizona ADEQ rule R18-13-1408, putrescible biohazardous waste can be kept unrefrigerated for up to 72 hours, then must be refrigerated at 40°F or less, with a 90-day maximum. Off-site waste must be collected by an ADEQ-licensed transporter, and you need a signed tracking document f