It's about 250 times as heavy as a Can of Soup
In other words, the weight of a Can of Soup is 0.0042 times 3,000 ounces.(for Campbell''s Condensed Tomato Soup, 317.9 ml)
A can of Campbell''s Tomato Soup weighs 12 ounces. Cans have been used to store soup and other foods since their invention in 1913, but a dedicated can opener was not developed until cans began to use thinner materials — prior to that time, cans were usually opened using various blunt instruments and tools.
It's about 250 times as heavy as a Human Heart
It's about 400 times as heavy as a Hamster
In other words, the weight of a Hamster is 0.003 times 3,000 ounces.(for Syrian hamster, a.k.a. golden hamster, a.k.a. Mesocricetus auratus; adult)
An adult Syrian hamster has a typical weight of about 7 ounces. Known for transporting food in the pouches of their cheeks so that they can bury it later, some hamsters can store up to 900 ounces of food in their borrows.
It's about 500 times as heavy as a Billiard Ball
In other words, 3,000 ounces is 521.739130434780 times the weight of a Billiard Ball, and the weight of a Billiard Ball is 0.0019166666666667 times that amount.(American-style, WPA specifications)
Per the World Pool-Billiard Association, a billiard ball weight must weigh between 5.50 ounces and 6 ounces. According to legend, the difficulty in obtaining elephant ivory for the manufacture of billiard balls in the 19th century inspired the search for a replacement material, which led to the development of the first industrial plastic.
It's about 500 times as heavy as a Puck (Hockey)
In other words, 3,000 ounces is 521.739130434780 times the weight of a Puck (Hockey), and the weight of a Puck (Hockey) is 0.0019166666666667 times that amount.(Ice hockey)
A standard ice hockey puck weighs between 5.50 ounces and 6 ounces. Hockey pucks can be shot or passed at speeds of up to 160 kph (99 mph) during games.
It's about 600 times as heavy as a Baseball
In other words, 3,000 ounces is 585.365853658540 times the weight of a Baseball, and the weight of a Baseball is 0.0017083333333333 times that amount.(MLB rules)
Per Major League Baseball rules, a baseball must weigh between 5 ounces and 5.250 ounces. A major league pitcher can throw a baseball at up to 150 kph (91 mph) (with a fastball pitch), with record-setting pitches as fast as 171 kph (106 mph).
It's about 650 times as heavy as a Battery (D)
In other words, the weight of a Battery (D) is 0.00159 times 3,000 ounces.(Alkaline)
A "D" size battery weighs 4.760 ounces. The D size battery is the oldest of the modern battery sizes, first invented by the National Carbon Company in 1898.