| Show F IRE FIRE prevention TIPS STATIC electricity by J R nelson fort lewis C allege dilego many questions have been asked out static electricity and if wo we were able to give a definite explain on of the formation of static C clerical ic al charges we might be nore re careful but as it is we must c gnido the possibilities of an cl cletris etric charge and guard against s occur occurrence renca static as common IV V referred to is a greater hazard periods of low humidity we find that a person with a dry skin is more liable to accumulate static in quantities than 0 one n e w skin is moist bodies 0 of f perta peir become charged with static in walking val king briskly across newly dished floors or woolen carpets if I 1 the person does not pause for a moment before touching anything that will provide a conductor to I 1 ground he or she will get a distinct I 1 shock these static charges are not heavy enough to become life hazards but they are of such high voltages voltage that they will span an air gap to the conductor and cause an arcing spark these sparks are of very short duration and do not produce sufficient heat to ignite solid materials and precautions against fires are needed only in locations where flammable gases vapors explosive dusts or other highly flammable mater IL N are present VA L being so little understood static becomes a hazard due to the fact that it is generated when not suspected and once generated discharges I 1 at the least provocation band and the only real prevention is to prevent the accumulation this is done by grounding all materials that might be suspected of being so charged for instance static is produced when gasoline is flowing through a hose or poured from one receptacle to another or passing through a filter the nozzle oro the gasoline hose should be bonded to the coupling on the pump with a copper wire inside the hose and while gas is flowing the nozzle should be held in contact with the metal tank is being filled with gasoline as dangerous static charges are obtained and fires and explosions may result unless precautions are taken |
