why is the short form of pounds lbs
Pound (mass) The libra (Latin for "scales / balance") is an ancient Roman unit of mass that was equivalent to approximately 328.9 grams.[15][16][17] It was divided into 12 unciae (singular: uncia), or ounces. The libra is the origin of the abbreviation for pound, "lb".
Weighing scale A digital bathroom scale is a type of electronic weighing machine, which is used to measure many readings including body fat, BMI, lean mass, muscle mass, water ratio along with body mass. The digital bathroom scale is a smart scale which has many functions like smartphone integration, cloud storage, fitness tracking, etc.[9]