Thermal dose unit
A Thermal dose unit (TDU) is a unit of measurement used in the oil and gas industry to measure exposure to thermal radiation. It is a function of intensity (power per unit area) and exposure time.{{cite web |title=Human Vulnerability to Thermal Radiation Offshore |url=http://www.hse.gov.uk/research/hsl_pdf/2004/hsl04-04.pdf |publisher=Health & Safety Laboratory |year=2007 |accessdate=2007-12-19 }}
1 TDU = 1 (kW/m2)4/3s.
Results of exposure
| class="wikitable"
! colspan="2" | Level of Exposure ! rowspan="2" width="180px"| Result |
| Mean
! Range |
|---|
| 92
| 86-103 | align="center" | Pain |
| 105
| 80-130 | align="center"| Threshold First Degree Burn |
| 290
| 240-350 | align="center"| Threshold Second Degree Burn |
| 1000
| 870-2600 | align="center"| Threshold Third Degree Burn |