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Lab Hot Plate Safety Tips

1 Minute 4 Safety

11/9/2023

Potential Hazards

Protections (Controls)

Protect against burns

  • Use oven mitts or thermal mitts (keep these by the hot plate), or let item cool

Protect against fires

  • Avoid heating flammable and reactive materials, evaluate hazards/controls
  • Use required overtemperature automatic shut off if used to heat flammables and left unattended
  • Turn off when not in use, unplug for extended periods
  • Plug into a wall outlet and check the rest of the circuit for competing high-current devices

Prevent container cracks

  • Be careful and inspect glassware when condensing the material in a vessel until it’s completely dry, the vessel can crack

Use a compatible container

  • Avoid using metal that can arc, or materials that may melt from the heat

Contain spills

  • Have compatible absorbent materials on hand and/or use secondary containment for liquids"

Prevent electrical shock

  • Only use hot plates that are NRTL listed
  • Check cords for issues: worn, frayed, or damaged must be taken out of service

Other tips

Here are some safety tips and reminders for staff who use a hot plate in research settings

Do not modify the hot plate in any way

Inspect hot plates! This one was taken out of service when it was realized the cover was melted off.

Environment, Health & Safety