question: intangible costs such as lost sales because of a bad image, reductions in other costs because of effective environmental work (e.g. costs of permits or packaging) etc.
Capitalize this past sentence correctly.
A: Intangible costs such as lost sales because of a bad image, reductions in other costs because of effective environmental work (e.g. costs of permits or packaging) etc.

question: avoid over stuffing your xd card, as the card needs to keep some space free
Capitalize this past sentence correctly.
A: Avoid over stuffing your xD card, as the card needs to keep some space free

question: pellet the bacterial culture in a microcentrifuge 1.5 mltube at 9,600 x g for 2 min at rt and discard the supernatant resuspend the bacterial pellet with 1 mlof sterile 10 mm mgcl2.
Capitalize this past sentence correctly.
A: Pellet the bacterial culture in a microcentrifuge 1.5 mltube at 9,600 x g for 2 min at RT and discard the supernatant Resuspend the bacterial pellet with 1 mlof sterile 10 mM MgCl2.