Liquid Paper Liquid Paper Liquid Paper is an American brand of the Newell Brands company marketed international that sells correction fluid, correction pens, and correction tape. Mainly used to correct typewriting in the past, correction products now mostly cover handwriting mistakes. In 1956, Bette Nesmith Graham, the mother of The Monkees' Michael Nesmith, invented the first correction fluid in her kitchen. Working as a typist, she used to make many mistakes and always strived for a way to correct them. Starting on a basis of tempera paint she mixed with a common kitchen blender, she called the outcome fluid "Mistake Out" and
Correction fluid for physical and chemical characteristics such as pH determination, viscosity checks, appearance and odor evaluations. In case of mistake such as the ingredients are not enough for making correction fluid, this problem will be solved by adding more ingredients. When this process is finished, the correction fluid will be pumped to a holding tank waiting for filling the correction fluid in the next method. Firstly, the filling process depends on the different package of each product. The filling line and the filling heads holding play a vital role in this process. The empty bottles will be in the conveyor belt