Table 1. Survey questions for firefighters, used in conjunction with Fig. 1.

Item	Question
1	Consider the 13 elements shown in the Figure, which single item do you consider the most important element required for firefighter safety and comfort?
2	From those 13 elements, choose five items that you consider to be very important elements for firefighter safety and comfort, including your answer to question 1.
3	List these same five elements. Next to each item, tell us how you would like to see that element of your PPE designed to give you the greatest comfort and safety.
4	Please describe other elements that you consider important in developing smart-firefighting PPE, in addition to these 13 elements.
5	Please provide any feedback or further suggestions for improving your current PPE.
6	Year of Birth: _______
7	Gender: Male [ ] Female [ ]
8	Your height and body weight are: _____feet (or cm), _____pounds (or kg)
9	Work experience as a firefighter:	Permanent (Professional) _______yr
		Retained (Volunteer)___________yr
10	Your protective boots are made from:
	(1) rubber, (2) leather, (3) other.
11	The SCBA that you use currently lasts _____min.
	(1) 30 min, (2) 45 min, (3) 60 min, (4) more than 60 min, (5) I do not use a SCBA.
12	How many times were you called to the scene of a fire in the PAST YEAR?
	(1) Never, (2) on average 1–2 times/month, (3) 3–4 times/month, (4) 5–6 times/month, (5) more than 7 times/month

PPE: personal protective equipment; SCBA: self-contained breathing apparatus. These questions were provided using the native language and the appropriate jargon for each of the four fire and rescue organisations.