Asked in Inventions
Who invented the sprinkler?
January 09, 2015 5:16PM
the sprinkler was in vented by an African American named joseph A. Smith.
April 11, 2011 11:10PM
As you probably already know, thermal imaging cameras can be quite expensive. Extech makes a nice, basic model for only about $350 which is really inexpensive considering these are often in the $1500 range.