Ppt Production 76123 | Constanz19 Riskassesschemdisposal

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File: Ppt Production 76123 | Constanz19 Riskassesschemdisposal

chemical disposal the quantity of chemical wastes generated in a school is insignificant however a school is an educational institution attitudes adopted during youth continue into adulthood proper training should ...

Filetype Power Point PPTX | Posted on 02 Sep 2022 | 4 years ago

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...Chemical disposal the quantity of wastes generated in a school is insignificant however an educational institution attitudes adopted during youth continue into adulthood proper training should be given to those who will later decision makers improvement process eliminate unwanted chemicals redesign procedures minimize waste production e g spot reactions dispose legally safely by sewer garbage collection service schools aqueous liquid dissolved salts acidic or basic suspended particles water miscible organic alcohols methylated spirits ketones acetone immiscible hydrocarbons hexane kerosene special mostly for chemistry solid precipitates baso fe oxides problems toxic metals hg cd pb as very bad cu ni co since contaminate sludge persistent pesticides highly alkaline liquids may damage pipes flammable cause explosion pour down only if criteria authority are met otherwise environmentally responsible approach neutralize ph natural waters safe amount each drain order minimise environmental h...

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Posted on: 02 Sep 2022 | 4 years ago
Tag: download pptx, constanz19, riskassesschemdisposal,
Filetype: PPTX
File size: 2.68 MB
Views: 42x
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Uploaded by: Andy yahya

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