CHEMISTRY

& SAFETY

PAUL VAN BELLEN

PATRICK VAN DORST

•Bud Barton

•Des Moines Iowa

•Stocking and distributor of:

• Chemicals

• Oil

• Surfactants • Lowering the surface tension of liquids

• Plasticizers

•Different companies

• Akzo-Nobel Chemicals

• Dow Chemical

• BASF-Corporation

15-4-2011

Chemistry & Safety 2

PRECAUTIONS

•MSDS information

•Pressure/Vacuum valve

•Emergency Pressure Relief Device

•Liquid Tape Gauging System

15-4-2011

Chemistry & Safety 3

INCIDENT

•Transfer to the final compartment of a tanker-trailer

•Explosion of VM&P naptha through static spark

•Tank rocketing into air, trailing a cloud of smoke and fire

•Two other tanks ruptured and released their contents into

fire

•Through the fire other tanks ignited

•Tank top projectile struck a mobile home

15-4-2011

Chemistry & Safety 4

CORRECTION

MEASUREMENTS

•Request additional manufacturer guidance

• Add an inert gas to the tank head space

• Modify or replace loose linkage tank level floats

• Add an anti-static agent

• Reduce flow (pumping) velocity

15-4-2011

Chemistry & Safety 5

CONCLUSION

•Employee

• More training

• Evaluete dangerous situations

•Company

• Hire an expert to determine conductivity

• Add anti-static additives

•Government

• Revise all MSDSs

15-4-2011

Chemistry & Safety 6