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introduction in this unit we shall discuss the need and the method for reporting an accident we shall explain the choice of locating the first aid
metallic acetates - acetic acidfor making several useful metallic acetates illustrated as1 basic copper acetate that is used for making green paints2
uses of acetic acid - carboxylic acidsa acetic acid is used as a solvent and a laboratory reagentb acetic acid is used as vinegar for table purpose
physical properties of acetic acida it is a colourless at ordinary temperature corrosive liquid along with a sharp pungent odour of vinegar it has a
necessary precautions for quick vinegar processin this process the following precautions are necessarya the concentration of the ethyl alcohol could
manufacture of acetic acid - quick vinegar processa from ethyl alcohol quick vinegar processvinegar is 6-10 aqueous solution of acetic acid it is
acetic acid or ethanoic acidacetic acid is the oldest termed as fatty acid it is the major constituent of vinegar and therefore its name latin acetum
safety aspects in a detailed way here explained the need for a personal code of behaviour and then gave a list of instructions which could serve as
uses of formic acid - carboxylic acidsa formic acid is used in the laboratory for preparation of carbon monoxideb formic acid is used in the
moving loads on a trolley loads on a trolley are normally moved through pulling or pushing process during the pulling process the whole strain is to
shifting load when a load has to be shifted you have to take a number of simple steps to prevent back and other muscle strain1 if the load is to
shut -down sequences in some respects the time when the lab is being shut down is potentially one of the most dangerous periods of the day for
physical properties of formic acida formic acid is a pungent smelling and colourless liquidb formic acid melts at 84degc and boils at 1005degcc
check-in sequencesat the time of opening the lab the following need to be kept in mind1 ensure that the door locks have not been tampered if any
formic acid or methanoic acid hcoohformic acid is the very first member of monocarboxylic acids series it takes place in the sting of bees wasps red
treatment of the spillage site after removal of the bulk of the wastein order to remove the final traces of the spillage any one of the following
for all other wastesi burialthe spillage could be buried using any of the following methodsthe spillage could be mixed with sand and buried
for chemically reactive wastes the chemical property of the waste could be used in its removal in a number of ways as given belowi some
for water immiscibleinsoluble liquidsolid wastes which can be emulsifiedthe spillage of water immiscibleinsoluble liquidsolid could be scrubbed with
for moderately volatile liquid wastes spillage of moderately volatile liquids could be absorbed on sand shovelled into buckets and transported to a
for highly volatile liquid wasteshighly volatile liquid waste could be disposed of by effective ventilation until the liquid completely evaporates
for water solublemiscible solid and liquid wastesthe familiar method of mopping the waste with plenty of water and running the same into the drainage
disposal of chemical wastes we shall deal with some commonly occurring chemical wastes if you need to know more details covering the disposal of a
disposal of unserviceable and obsolete items every institution may have evolved its own procedure for the same generally the following procedure is
disposal of waste materials in a school or college science laboratory chemical wastes broken glassware unserviceable non consumable items obsolete