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Cleaning acids spills
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Cleaning Acid Spills
Amrita & Jessy
Acids
- Hazardous to dispose
- Corrosive
- Severe damages to skin
- Most are very toxic by inhalation
- Fire hazards
Acid spills can occur in...
- labs
- workplaces
- vehicle accidents
(Sulphuric acid spill - Russia)
Neutralization - Adding bases
*Strong acids and bases can react explosively. Using weak or low concentration acids or bases for neutralization reactions is ideal.
Why?
- Easier & not hazardous to dispose
- Less harmful - easier to handle
References
- http://ehs.research.uiowa.edu/spill-response-guide-corrosive-acids
- http://www.cbc.ca/news/canada/derailed-train-spills-acid-into-ontario-river-1.653798
- http://ramsey-group.com/products/acid-spill-cleanup/
- http://www.lbl.gov/ehs/chsp/html/acids_bases.shtml
What To Do In Case of Acid Spillage
- mix with appropriate amount of base
- if it gets on skin - do NOT mix with base; instead wash affected area
- make sure to dilute the neutralized substance with a wet mop
- always wear gloves
Steps to Recovery
Example
Hydrochloric Acid
HCl + NaOH -------> H2O + NaCl
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