Thomas was in the backseat and died of respiratory problems.
As part of his testimony, Tristian claimed that,
it never occurred to him the gas might be a danger when he flicked the lighter as the group had not huffed the gas for 10 minutes and he could not smell gas.
Fire safety officer Paul Wigzell said it only took a 2% to 3 % ratio of LPG to air for the gas to combust.
Read more about the story in an earlier post.
The photo above is from stuff.co.nz.