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Guards for Machines and Equipment
Various machines and equipment used for manufacturing require guards for protecting the operator from any injury. These machines include: Wood working machinery, abrasive wheel machinery, mills in the rubber and plastic industry, mechanical power presses, forging machines, mechanical power transmission apparatus. Various portable tools like drills and grinders also need to be protected. The personal safety or protecting devices have to be employed in all welding and metal cutting operations wherein gas flame or electric arc is used. Use of goggles, guards and gloves is highly suggested.
How are radioactive probes useful in DNA fingerprinting? Radioactive probes bind to specific fragments in a DNA sample like a donor gene. A probe can identify which bacteria ha
TRANQUILLIZER S - These are the drugs that reduce tension and anxiety, bring calmness without inducing sleep. (i) Phenothiazines - These are anti psychotic drugs.
what is the excretory organ of a lizard?
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multiple choice question
Q. Can you explain Metallized films? In metallized films, plastic films such as those of polyester, polyamide and polypropylene are coated with aluminium to enhance the barri
what is osmoregulation.
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