What is the advantage of COâ‚‚ over dry chem extinguishers?
1) COâ‚‚ extinguishers are more effective in extinguishing electrical fires.
2) COâ‚‚ extinguishers leave no residue after use.
3) COâ‚‚ extinguishers are suitable for use on flammable liquids.
4) COâ‚‚ extinguishers are non-toxic and safe for use in confined spaces.
