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Yes they should be cleaned. (They could have asked any HVAC Engineer to look it up in ASHRAE for them!) Simply, haze in the atmosphere scatters light and reduc
by yannis 17y ago
Yes they should be cleaned. (They could have asked any HVAC Engineer to look it up in ASHRAE for them!)
Simply, haze in the atmosphere scatters light and reduces the amount of Solar radiation reaching the earth. Dust on a panel has the same effect! (They could also have asked any photographer that uses a yellow filter on tele-photos).
Index the world's information, organize it and use it!
- windsurfer 17y agoIndex the world's information, organize it Sounds like a good business idea...
- quizbiz 17y agoso does the using it part...
- robotrout 17y agoYou're criticizing them for doing science themselves, rather than blindly trusting others. Asimov's "Foundation Trilogy" springs to mind.