It's about as heavy as a Kangaroo
It's about one-and-one-fifth times as heavy as a Beer Keg
In other words, 0.0000000850 megatonnes is 1.1680 times the weight of a Beer Keg, and the weight of a Beer Keg is 0.85620 times that amount.(for US half-barrel, full keg; draft beer; including keg itself, stainless steel)
A typical, half-barrel beer keg weighs 0.00000007280 megatonnes when full. A keg of this size contains 15.5 gallons of beer, or the equivalent of 6.8 cases.
It's about one-and-seven-tenths times as heavy as an Octopus
In other words, the weight of an Octopus is 0.590 times 0.0000000850 megatonnes.(for Giant Pacific Octopus, Enteroctopus) (Adult, average)
The adult North Pacific Giant Octopus usually weighs around 0.0000000500 megatonnes. It is the largest octopus species and is known for its considerable intelligence, including the ability to open jars, solve mazes, and mimic other octopuses.
It's about three-fifths as heavy as a Panda Bear
In other words, 0.0000000850 megatonnes is 0.570 times the weight of a Panda Bear, and the weight of a Panda Bear is 1.80 times that amount.(a.k.a. Giant Panda, Ailuropoda melanoleuca)(Adult, male)
An adult, male Giant Panda weighs up to 0.000000150 megatonnes. Despite having the digestive system of a carnivore, the panda eats only bamboo and must eat up to 0.00000000640 megatonnes of it per day to compensate for the limited energy the plant provides.
It's about half as heavy as a Reindeer
In other words, 0.0000000850 megatonnes is 0.5140 times the weight of a Reindeer, and the weight of a Reindeer is 1.950 times that amount.(for Rangifer tarandus granti, adult, bull) (a.k.a. Caribou) ()Rangifer tarandus)
An adult, male reindeer weighs between 0.0000001660 megatonnes. Reindeer undertake a lengthy annual migration, with some herds traveling up to 5,000 km.
To all those observing, Merry Christmas from the Measure of Things.
It's about twice as heavy as a Toilet
In other words, 0.0000000850 megatonnes is 1.950 times the weight of a Toilet, and the weight of a Toilet is 0.5130 times that amount.(KOHLER Round front sitting flush toilet, model #K-11471-0)
The weight of a typical round front sitting flush toilet is 0.00000004360 megatonnes. The Indian town of Musiri in Tamil Nadu state features the world's only paying toilet, which rewards its users up to 10¢ Indian (10 paisas) per visit and uses the waste for compost and fertilizer.
It's about two-fifths as heavy as The Heart of a Blue Whale
In other words, 0.0000000850 megatonnes is 0.430 times the weight of The Heart of a Blue Whale, and the weight of The Heart of a Blue Whale is 2.30 times that amount.(Balaenoptera musculus) (adult)
(for a 2014 specimen)
The heart of a blue whale weighs about 0.000000200 megatonnes. These hearts pump an estimated 7,100 L (1,875 gal) of blood through the whale's massive body.