Text: but in an update at 16.45 bst it said that "with regret" it has had to cancel all flights leaving from heathrow and gatwick for the rest of today.

Correct capitalization: But in an update at 16.45 BST it said that "with regret" it has had to cancel all flights leaving from Heathrow and Gatwick for the rest of today.

Text: a) pages a and b of the proposal dossier "fiap levels" will be sent to service fiap distinctions. (order forms to link or webmaster fiap)

Correct capitalization: a) Pages A and B of the proposal dossier "FIAP levels" will be sent to Service FIAP Distinctions. (Order forms to link or Webmaster FIAP)

Text: whenever i think that beyond the four walls of my home or office there is a world to explore, i'm in ecstasy!

Correct capitalization: Whenever I think that beyond the four walls of my home or office there is a world to explore, I'm in Ecstasy!

Text: methyl bromide ch3br 0.6 (1)

Correct capitalization:
Methyl bromide CH3Br 0.6 (1)