# How big is 40 gills?

It's about nine-tenths as big as The Blood in a Human Body
The size of The Blood in a Human Body is about 40 gills.
(for 70 kg body; average altitude; average)
The volume of blood in the average human body is about 40 gills. Persons living at high altitude, however, may have up to an additional 20 gills of blood to compensate for the lower oxygen level.
It's about nine-tenths as big as a Bowling Ball
The size of a Bowling Ball is about 44.5444291690 gills.
(USBC specifications; tenpin)
According to United States Bowling Congress specifications, a tenpin bowling ball should measure at least 10.795 cm (4.25 in) in radius for a total volume of about 44.5444291690 gills. Because regulation balls measure the same diameter irrespective of their weight, ball density varies by size and balls weighing less than about 5 kg (11 lbs) will float in water.
(NBA official ball standards, Size 7)
A NBA official ball, manufactured by Spalding, is a Size 7 ball and measures about 60.055536436 gills. The surface of these balls have 4,118 pebbles with a diameter of 2.5 mm each.
It's about three-fifths as big as a Bowling Ball (packed)
The size of a Bowling Ball (packed) is about 69.6006705770 gills.
(64% packing density) (USBC specifications; tenpin)
According to United States Bowling Congress specifications, a tenpin bowling ball should measure at least 10.795 cm (4.25 in) in radius for a total volume of about 44.5444291690 gills. Because regulation balls measure the same diameter irrespective of their weight, ball density varies by size and balls weighing less than about 5 kg (11 lbs) will float in water.
It's about two times as big as a Human Stomach
The size of a Human Stomach is about 20 gills.
An average adult human stomach has a volume of about 20 gills. A newborn baby has a stomach capacity of just 0.30 gills.
(64% packing density) (NBA official ball standards, Size 7)
A NBA official ball, manufactured by Spalding, is a Size 7 ball measures about 60.055536436 gills. These balls have 4,118 pebbles each with a diameter of 2.5 mm
It's about three times as big as an Ostrich Egg
The size of an Ostrich Egg is about 13.80 gills.
(Struthio camelus) (for common ostrich; average)
The largest egg produced by living birds, ostrich eggs measure about 13.530 gills in volume. The eggs take about nine weeks to hatch, with males and females taking turns incubating them.
It's about eight times as big as a STARBUCKS Venti Coffee
The size of a STARBUCKS Venti Coffee is about 5 gills.
A STARBUCKS Venti coffee drink measures 5 gills. The name of the size, Venti, is the Italian word for twenty.
It's about nine times as big as a Blood Donation
The size of a Blood Donation is about 4 gills.
(American Red Cross donation volume)
The typical donation amount when giving blood is about 4 gills. Donated quantities of blood typically have a viable shelf life of about 42 days.
It's about one-tenth as big as a Beer Keg
The size of a Beer Keg is about 496 gills.
(Half barrel; maximum capacity)
The most common keg size sold by US beer sellers is a half-barrel type with a volume of 496 gills. This type of keg contains the equivalent of 165 3 gills cans of beer.
It's about fourteen-and-a-half times as big as a Baseball (packed)
The size of a Baseball (packed) is about 2.77875380 gills.
(64% packing density) (MLB rules)
Per Major League Baseball rules, a baseball must measure between about 1.70535390 gills and 1.85145090 gills. A major league pitcher can throw a fastball at up to 150 kph (91 mph).
It's about one-fifteenth as big as a Car Gas Tank
The size of a Car Gas Tank is about 640 gills.
(for 2009 Ford Taurus)
A car gas tank (for example, that of a 2009 Ford Taurus) holds 640 gills of gas. In contrast, the Curved Dash Oldsmobile — the first mass-produced car — had a fuel capacity of just 169 gills.
It's about twenty times as big as a Baseball
The size of a Baseball is about 1.7784024280 gills.
(MLB rules)
Per Major League Baseball rules, a baseball must measure between about 1.7053539480 gills and 1.8514509080 gills. A major league pitcher can throw a baseball at up to 150 kph (91 mph) in a fastball pitch.
It's about thirty times as big as a Tennis Ball
The size of a Tennis Ball is about 1.3310 gills.
(ITF Standard; for Type 2 ball)
Per International Tennis Federation standard, regulation tennis balls must measure 6.54 cm to 6.86 cm in diameter, for a total volume of 1.3310 gills. 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-thirty-fifth as big as a Bathtub
The size of a Bathtub is about 1,400 gills.
(a.k.a. bath, a.k.a. tub) (for Bootz Industries Aloha 5 ft. Left Hand Drain Soaking Tub)
The capacity of a typical bathtub is 1,400 gills. Historically, bathtubs have been made of various materials including marble, terracotta, silver, gold, and iron but the size and shape of the tubs has changed little in their 7,000 year history.

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