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objectivesafter doing this exercise you should be able to1 identify the contents of the gas cylinder by observing the colour code2 state the
introduction you would recall from your study of unit 11 that lpg liquefied petroleum gas and other compressed gases can pose a danger in the lab
procedurea for gas supplyvisit the lpg gas store room 1 cracking plant along with your counsellor or the lab in charge and note the way supply of gas
objectivesafter completing this exercise you should be able to1 locate the source and control points of gaselectricitywater supply in the lab you
introduction gas electricity and water are integral parts of any science laboratory you would have realised from personal experience if any and in
procedure there are two parts of this activity part a deals with the assembling of the continuity testing device ctd and part b deals with checking
requirementscell holder - 1bulb holder - 1wire - 1bulb 20 v - 1cells 15 v - 2plug 6 16 a - 1screw driver - 1crocodile clips - 4 pairwire stripper -
to assemble a continuity testing device and to use it for checking the effectiveness of earthing in an appliancehere you read about earthing as an
procedure unscrew the plug top with the help of a screw driver remove one of the screws on the wire clamp and loosen the other cut away about 50 mm
requirementsscrew driver - 1wire stripper - 1616 a plug -1electrical appliance any without plug -
wiring a plug to an appliancein the previous activity you worked out the operating current of different electrical equipmentappliances and suggested
procedure take any appliance1 equipment in the laboratory e-g the oven electric heater sodium lamp immersion rod the vacuum pump autoclave heating
activity 1 to calculate current drawn by the given appliances and suggest proper fuse rating and plug typehere you hence learnt how to calculate the
objectivesafter performing the activities under this exercise you should be able to1 calculate the current drawn by a given instrumentequipment
introduction you have studied about the hazards of electricity in unit 11 of block 3 you have learnt that most of the electrical accidents like
preparation of a list of missingisurplusi non functional itemsafter the second activity you will enter into activity 3 ie verification of the stock
verification of stock items now you know that a stock register is the key for the verification of all the items purchased from time to time let us
verification of stock register a stock register is an important component of any official establishment in which records related to purchase use and
requirements1 stock register of a science laboratory2 loose paper sheets3 pen4 pencil5
useful instruction you should go through of lt-1 course before doing this exercise this exercise is a mix of demonstration and hands on activities
objectives after completing this exercise you should be able to check the stock register1 verify the physical presence of articles present in the
these are the case studies that will be used to partly assess your taught elements of fine chemical production there were lectures mainly dealing
interpersonal relations mr x relates easily to others and describes himself in positive terms ho38 he believes that others can be trusted and that
cognitions mr x sees himself as very capable to meet the demands of his environment lse41 and has confidence in his abilities to deal with his
mr x is probably well adjusted mt42 neither he nor others see him as anxious pt59 and he either denies or does not experience depressiveness dep41 he