Please capitalize where necessary: donetsk oblast is located in the east, south-east of ukraine. also known as the donbas - coal region. bordered by lugansk, kharkov, dnepropetrovsk, zaporozhye regions; in the south - the state border with the rostov region of russia.
A: Donetsk Oblast is located in the east, south-east of Ukraine. Also known as the Donbas - coal region. Bordered by Lugansk, Kharkov, Dnepropetrovsk, Zaporozhye regions; in the south - the state border with the Rostov region of Russia.

Q: our transport system offers a wide range of aluminium profiles for platforms and sides to general cargo, tipper and van bodies of both trucks and trailers.

A: Our transport system offers a wide range of aluminium profiles for platforms and sides to general cargo, tipper and van bodies of both trucks and trailers.

Q: optimum control of air direction, quantity and velocity
A: Optimum control of air direction, quantity and velocity

Problem: then it will become overcast with light rain. morning temperatures will be around 10 c. during the day they will reach a maximum of 16 c. low temperatures at night will be around 13c. we have weak northwesterly winds.
Can you repeat this sentence, but capitalize it?
Answer: Then it will become overcast with light rain. Morning temperatures will be around 10 C. During the day they will reach a maximum of 16 C. Low temperatures at night will be around 13C. We have weak northwesterly winds.

Text: before buying a vacuum cleaner vax c90-mm-he specify all your options, equipment, appearance and warranty from the seller. please note that we are not engaged in the sale and manufacture warranty.

Correct capitalization: Before buying a vacuum cleaner Vax C90-MM-HE specify all your options, equipment, appearance and warranty from the seller. Please note that we are not engaged in the sale and manufacture warranty.

Problem: individuals with surname wezel
Can you repeat this sentence, but capitalize it?
Answer:
Individuals with surname WEZEL