18. Seismograph (132)
It can be affirmed that the first seismograph capable of detecting earth shocks was invented by a scientist named Truong Hanh (78 - 139) in the Eastern Han Dynasty. In 138, the device detected an earthquake in an area some thousand kilometers away from Lung Tay. This is also the first time humanity has discovered an earthquake. The modern narrative earthquake only began to develop in Europe in 1848.
17. Seeding equipment (3500 before)
Chinese farmers began using the seeding device in the 2nd century BC. This equipment makes the job easier and improves the yield and quality of agricultural products in China.
16. Toothbrush (1498)
The first brush in China was made using coarse horse hair, bone or bamboo.
18. Seismograph (132)
It can be affirmed that the first seismograph capable of detecting earth shocks was invented by a scientist named Truong Hanh (78 - 139) in the Eastern Han Dynasty. In 138, the device detected an earthquake in an area some thousand kilometers away from Lung Tay. This is also the first time humanity has discovered an earthquake. The modern narrative earthquake only began to develop in Europe in 1848.
17. Seeding equipment (3500 before)
Chinese farmers began using the seeding device in the 2nd century BC. This equipment makes the job easier and improves the yield and quality of agricultural products in China.
16. Toothbrush (1498)
The first brush in China was made using coarse horse hair, bone or bamboo.
