There are about a dozen different units that are all called "pounds," and you have to rely on context to know which is meant. When I took physics in high schoo

There are about a dozen different units that are all called "pounds," and you have to rely on context to know which is meant. When I took physics in high school, pounds were always force (abbreviated lbf) and we used slugs for mass ( https://en.m.wikipedia.org/wiki/Slug_(mass) https://en.m.wikipedia.org/wiki/Slug_(mass) )