Q: Iâm 24 years old female. I have a hard lump directly under my chin, not in my throat. I have had an itchy throat and have always has a lot of phlegm. I noticed the lump three days ago. My sister has had two benign tumors removed from her throat in the last 3 years. I donât know if this is important information but I thought it would be helpful.
In 1790, Samuel Slater built the first factory in America, based on the secrets of textile manufacturing he brought from England. He built a cotton-spinning mill in Pawtucket, Rhode Island, soon run by water-power.
How did it all start? To whom and for what was the first U.S. patent issued? Samuel Hopkins, of Philadelphia, Pennsylvania [Pittsford, Vermont], received Patent No. 1 on July 31, 1790, for an improvement in the making Pot ash and Pearl ash by a new Apparatus and Process..