It's about 20,000,000,000 times as heavy as a Paper Clip.
In other words, 25,000 tonnes is 18,000,000,000 times the weight of a Paper Clip, and the weight of a Paper Clip is 0.0000000000560 times that amount.(average)
Notwithstanding the tremendous variation in sizes and materials, a typical paperclip weighs about 0.00000140 tonnes. The country of Norway has used the paper clip as something of a national symbol since the end of World War II based on the erroneous notion that the paperclip was invented by a Norwegian, Johan Vaaler. However, the paperclip had already been in existence for at least 30 years by the time of Vaaler patented his paperclip design.
It's about 25,000,000,000 times as heavy as a Jelly Bean.
In other words, the weight of a Jelly Bean is 0.0000000000430 times 25,000 tonnes.(for Jelly Belly beans; approximate)
Made of sugar, corn syrup, and pectin, a single jelly bean weighs about 0.00000110 tonnes. President Ronald Reagan cited jelly beans as his favorite candy and 3.20 tonnes of the candies were served at his first inauguration in 1981.
It's about 30,000,000,000 times as heavy as a Nail.
In other words, 25,000 tonnes is 32,000,000,000 times the weight of a Nail, and the weight of a Nail is 0.0000000000310 times that amount.(for 15-gauge, 2-inch, finishing nails)
A two-inch finishing nail weighs 0.000000790 tonnes. Nails have been in use for more than 5,400 years and were ven used as a medium of exchange in ancient times.
It's about 100,000,000,000 times as heavy as a Raindrop.
In other words, the weight of a Raindrop is 0.00000000001000 times 25,000 tonnes.(a.k.a. drop, a.k.a. droplet) (average)
The weight of a raindrop depends heavily on the type of weather, but averages about 0.000000200 tonnes. The familiar teardrop shape of a raindrop is actually an optical illusion, caused by the reflection of the light and the motion of the drop.
It's about 850,000,000,000 times as heavy as a Grain of Rice.
In other words, the weight of a Grain of Rice is 0.00000000000120 times 25,000 tonnes.(long grain; 14% moisture content)
A single long grain of rice weighs an average of 0.0000000290 tonnes. A staple through most of human history, archaeological evidence indicates that the earliest rice cultivation was about 11,500 years ago.
It's about 5,500,000,000,000 times as heavy as a Grain of Sand.
In other words, the weight of a Grain of Sand is 0.000000000000180 times 25,000 tonnes.(medium grain)
With tremendous variety in the size of grain and the component material, grains of sand weigh an average of 0.00000000440 tonnes. In 2007, a team of seven in Myrtle Beach created the world's tallest sandcastle, which measured 15.10 m (49.55 ft) in height.
It's about 7,000,000,000,000 times as heavy as a Sesame Seed.
In other words, 25,000 tonnes is 6,870,000,000,000 times the weight of a Sesame Seed, and the weight of a Sesame Seed is 0.0000000000001460 times that amount.(Sesamum indicum)
A sesame seed weighs approximately 0.000000003640 tonnes. The McDonald's Big Mac sandwich, which is well-known for its sesame seed top bun, accounts for the consumption of an estimated 2.01 tonnes of sesame seeds each day.