Well, on saturday I had what felt like a really bad ear infection and I couldn't get the pain to stop. So I called my doctor and she prescribed me some antibiotics and now my ear feels ok. I can't ear out of it very well, but that always happens when I get ear infections. But tonight, I cleaned out my ears... show more Well, on saturday I had what felt like a really bad ear infection and I couldn't get the pain to stop. So I called my doctor and she prescribed me some antibiotics and now my ear feels ok. I can't ear out of it very well, but that always happens when I get ear infections.
The collodion process is an early photographic process, invented by Frederick Scott Archer. It was introduced in the 1850s and by the end of that decade it had almost entirely replaced the first practical photographic process, the daguerreotype.
In 1840 he formulated the law regarding the flow rate for the laminar flow of fluids in circular tubes. In 1847 he published the results of further experiments using ether and mercury. Gotthilf Hagen, a German hydraulic engineer, discovered Poiseuille's law independently in 1839.