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Lab Safety. For Department of Entomology September 25, 2002 The PPT file is located by going to http://www.chem.purdue.edu/chemsafety/talks.htm. Intro Personal Protection Gloves Gas Cylinder Safety Cryogen Safety Other Safety Equipment. Contents. Introduction.

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Lab safety l.jpg

Lab Safety

For Department of Entomology

September 25, 2002

The PPT file is located by going tohttp://www.chem.purdue.edu/chemsafety/talks.htm


Contents l.jpg

Intro

Personal Protection

Gloves

Gas Cylinder Safety

Cryogen Safety

Other Safety Equipment

Contents


Introduction l.jpg
Introduction

  • This is follow-up to online reading CHP and PPE “training” assignments.

  • Fifty min is < half the usual duration.

  • Safety training never, ever ends.


Personal protection l.jpg
Personal Protection

  • Personal = on your body.

  • Required or optional?

  • How do you know when?

  • How do you know what?

  • How do you know anything about the available PPE?

  • (What does PPE mean?)


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Glove Guides, e.g.

  • Disposable gloves are almost never tested. (Best Co. did, but…..)

  • Disposable gloves don’t survive ASTM standard tests.

  • Many gloves are tested by ASTM methods.

  • They’re not disposables.

  • Aw, who needs meaningful quantitative information, anyway?


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Hazard Assessment

  • The process of assessing hazards and prescribing the required PPE

  • Responsibility of the supervisor

  • Must post written, dated “Certification of Hazard Assessment” in each work area.

  • THEN IT IS THE RULES.

For all PPE and possibly for other precautions


Gas cylinder safety high p approx 2500 psi not cryogens l.jpg
Gas Cylinder Safety(high P, approx 2500 psi, not cryogens)

  • Secure tank above center of gravity….

  • Cap while in transit and not in use.

  • Uncapped cylinder to be supported individually.

  • Move only with proper cylinder cart.


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Gas delivery from cylinders

  • ALWAYS use a regulator.

  • And use the right regulator.

  • Know how to make gas tight high pressure fittings, or know where to find out how.

Gas tight lines demo.

Gas cylinder safety hand-out.


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Cryogen Safety

  • Pressure build-up

  • Back Injuries

  • Thermal hazards

  • Ice build-up

  • Asphyxiation


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Other Safety Equipment

  • How to use it?

  • How to tell if it’s working?

  • Who to tell if it’s not?

  • How often it must be tested?


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Send Me Questions

  • They pay me to answer your questions

  • And help find new and safer ways to do things.

  • [email protected]

  • 47063

  • Thank you.


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