Carboxyhemoglobin level
Carbon monoxide and cyanide levels
VBG, CBC, chem, total CK
CXR
ECG
Urinalysis (assess for myoglobinuria)
Coagulation studies (severe<unk> patients can suffer from coagulopathies such as DIC)
Lactate (higher lactate levels suggest increase mortality rate and inadequate resuscitation)
Serial assessments for compartment syndrome
Normally a clinical diagnosis
See estimating body surface area
See estimating body surface area
Burns
Smoke inhalation injury 
Sore throat
Chemical injury
Fever and rash
Acrolein
Dermatitis
Hydrochloric acid