It's about one-two-hundred-fiftieth as heavy as an Eye (Human)
In other words, the weight of an Eye (Human) is 240 times 0.0000290 kilograms.(adult)
A fully developed eye (in a person over the age of thirteen), weighs about 0.0071 kilograms. The pupil of the eye varies depending on the amount of light it is exposed to, but typically measures about 4 mm across.
It's about one-four-hundredth as heavy as a Battery (AAA)
In other words, 0.0000290 kilograms is 0.0024 times the weight of a Battery (AAA), and the weight of a Battery (AAA) is 420 times that amount.(Alkaline)
An "AAA" size battery weighs 0.012 kilograms. Batteries are named by the American National Standards Institute (ANSI) Committee C18 and AAA batteries were given their name because they were smaller than the "AA" and "A" size batteries which were invented first.
It's about 500 times as heavy as a Grain of Salt
In other words, 0.0000290 kilograms is 496 times the weight of a Grain of Salt, and the weight of a Grain of Salt is 0.00202 times that amount.The mass of a grain of salt is approximately 0.00000005850 kilograms. Salt consumption varies widely by country; the people of the United States consume a combined total of about 2,730,000 kilograms of salt each year.
It's about one-five-hundred-fiftieth as heavy as a Compact disc
It's about one-seven-hundredth as heavy as a Mouse
In other words, 0.0000290 kilograms is 0.0014 times the weight of a Mouse, and the weight of a Mouse is 710 times that amount.(a.k.a. "House mouse", Mus musculus) (adult)
The weight of a mouse is typically an average of 0.021 kilograms. While most mice typically live two to three years, the Methuselah Mouse Prize — an award administered by a non-profit organization which advances aging-related research — was once awarded to a team of scientists whose research resulted in a mouse living just under five years.
It's about one-eight-hundred-fiftieth as heavy as a Battery (AA)
In other words, the weight of a Battery (AA) is 830 times 0.0000290 kilograms.(Alkaline)
An "AA" size battery weighs 0.024 kilograms. AA batteries came into common use during World War II and were given their name by the American National Standards Institute (ANSI) Committee C18 because they were smaller than the "A" size batteries which were invented first.
It's about one-one-thousandth as heavy as a Light Bulb
In other words, 0.0000290 kilograms is 0.00085 times the weight of a Light Bulb, and the weight of a Light Bulb is 1,200 times that amount.(a.k.a. lamp) (for A19-size, 60w, incandescent bulb by Bulbrite; package weight)
A standard, sixty-watt light bulb weighs about 0.034 kilograms. The tightly-coiled filament inside a bulb of this size would measure about 579mm if uncoiled and stretched out.