Simplify the following text for a Grade 11 native English-speaking person.
Original: Unfortunately , disinfection did not become widely practiced until British surgeon Joseph Lister ` discovered ' antiseptics in 1865 in light of the work of Louis Pasteur .
Simplified: Disinfection did not become widely practiced until British surgeon Joseph Lister ` discovered ' antiseptics in 1865 in light of the work of Louis Pasteur .