Please capitalize where necessary: high ablation resistance, high toughness, good electrical and heat conductivity of tungsten copper provide necessary conditions to stable operation of the discharge tube.
A: High ablation resistance, high toughness, good electrical and heat conductivity of tungsten copper provide necessary conditions to stable operation of the discharge tube.

Q: nausea and vomiting occur for many reasons.

A: Nausea and vomiting occur for many reasons.

Q: of course there's nothing wrong with moving a lot or self-discovery, but is there a season in our early twentiesor even our teenswhen life doesn't really matter? should we hold off on all convictions, commitments, and seriousness until later?
A: Of course there's nothing wrong with moving a lot or self-discovery, but is there a season in our early twentiesor even our teenswhen life doesn't really matter? Should we hold off on all convictions, commitments, and seriousness until later?

Problem: barbell bar with star collars 165 cm by emiliano a cruz on 05.09.2012
Can you repeat this sentence, but capitalize it?
Answer: Barbell Bar with Star Collars 165 cm by Emiliano A Cruz on 05.09.2012

Text: driehoeksstraat seen from palmdwarsstraat on the crossing with palmgracht (even).

Correct capitalization: Driehoeksstraat seen from Palmdwarsstraat on the crossing with Palmgracht (even).

Problem: in a 14 weeks study with oral administration via gavage of 300 mg vanillin/kg to rats, twice weekly, no adverse effects were observed.
Can you repeat this sentence, but capitalize it?
Answer:
In a 14 weeks study with oral administration via gavage of 300 mg vanillin/kg to rats, twice weekly, no adverse effects were observed.