Table 1. The yield of FTS waste activated carbon

Treatment		Yield (%)
Temperature (°C)	Heating duration (min)
750	30	78.58
	60	77.42
	90	76.97
850	30	77.55
	60	75.64
	90	75.61
950	30	74.41
	60	74.87
	90	72.40
Average		75.94

FTS: fast-growing teak sapwood.