It's about 30,000 times as heavy as a Battery (D)
In other words, 140,000 ounces is 29,400 times the weight of a Battery (D), and the weight of a Battery (D) is 0.0000340 times that amount.(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.
It's about one-thirty-thousandth as heavy as The CN Tower
In other words, 140,000 ounces is 0.0000336610 times the weight of The CN Tower, and the weight of The CN Tower is 29,708 times that amount.(a.k.a. La Tour CN, a.k.a. Canadian National Tower, a.k.a. Canada's National Tower) (Toronto, Canada)
The CN Tower weighs approximately 4,159,200,000 ounces. The Tower is home to the world's highest glass floor — a viewing area that allows visitors to look straight down 342 m (1,120 ft) to the ground below.
It's about 40,000 times as heavy as a Deck of Cards
In other words, 140,000 ounces is 42,000 times the weight of a Deck of Cards, and the weight of a Deck of Cards is 0.0000240 times that amount.(ISO 216 B8 size, a.k.a. "poker size" 63 x 88 mm, 52-card deck)
A deck of 52 ISO 216 B8-size playing cards weighs 3.30 ounces. Utilizing nearly 3,700 decks, the record-holding largest card tower was built in early 2010, stood over 3.5 m (11 ft), and weighed over 8,000 ounces.
It's about one-fifty-thousandth as heavy as The Sears Tower
In other words, 140,000 ounces is 0.000019670 times the weight of The Sears Tower, and the weight of The Sears Tower is 50,840 times that amount.(officially "Willis Tower" as of 2009) (Chicago, Illinois)
The Willis Tower weighs approximately 7,118,000,000 ounces. The outer wall surface of the Tower is covered with black anodized aluminum panels which would total 110,000 sq. m (28 acres) if laid out together.
It's about 60,000 times as heavy as a Battery (C)
In other words, 140,000 ounces is 61,000 times the weight of a Battery (C), and the weight of a Battery (C) is 0.0000160 times that amount.(Alkaline)
A "C" size battery weighs 2.30 ounces. C batteries are typically used in medium-drain devices such as musical instruments.
It's about 70,000 times as heavy as a Tennis Ball
In other words, 140,000 ounces is 68,800 times the weight of a Tennis Ball, and the weight of a Tennis Ball is 0.00001450 times that amount.(ITF Standard; for Type 2 ball)
Per International Tennis Federation standard, regulation tennis balls must weigh about 2.04 ounces. Competition balls are also tested for bounce height, with the standards requiring that a ball dropped from 254 cm must bounce back to a height of 135 cm to 147 cm.
It's about one-eighty-five-thousandth as heavy as The Empire State Building