Table 3. Average density and peak heat release rate
Samples
Wood density (g/cm
3
)
Peak heat release rate (kW/m
2
)
5 min
10 min
A
0.48 ± 0.02
137.1 ± 50.4
185.7 ± 25.8
B
0.68 ± 0.03
11.5 ± 0.4
71.8 ± 5.1
C
0.66 ± 0.05
8.5 ± 2.7
56.7 ± 14.4
A: untreated, B: flame retardant + oil treatment, C: flame retardant treatment only.