Bolalarda nevroz kasalliklari va ularni oldini olish

briefly appeared at the turn of the 20th

century but largely disappeared from

use until the turn of the 21st century.

The early history of the automobile can

be divided into a number of eras, based

on the prevalent means of propulsion.

Later periods were defined by trends in

exterior styling, size, and utility preferences.

17th century - 18th century

• 17th century - 18th century
• Ferdinand Verbiest, a member of a Jesuit mission in China, built the first steam-powered

vehicle around 1672 as a toy for the Chinese Emperor. It was of small enough scale that it

could not carry a driver but it was, quite possibly the first working steam-powered vehicle

('auto-mobile').

• Cugnot's steam wagon, the second (1771) version
• A replica of Richard Trevithick's 1801 road locomotive 'Puffing Devil'
• Steam-powered self-propelled vehicles large