Table 3.

Comparison of metal concentration ranges in various tobacco product solid waste.

Product Type		aAs	aCd	aCr	aCo	aPb	aNi	aSe
Tobacco
WP Tobacco (our results)	BH	40 – 114	87 – 285	732 – 1581	<0.1 – 61	<0.1 – 227	213 – 464	<0.5 – 443
	AH	<0.1 – 192	203 – 788	728 – 2657	48 – 119	77 – 466	384 – 875	<0.5 – 624
WP Tobacco [77]	BH	10 – 40	100 – 270	150 – 370		<1 – 70	140 – 640	2 – 14
	AH
Little Cigar [81]	BH	120 – 660	752 – 1740	880 – 6460	650 – 1000	460 – 1230	1500 – 4370	90 – 369
	AH
Cigarette [82]	BH	250 – 1070	20 – 50	30 – 1580		600 – 7930	370 – 1180	180 – 340
	AH
Cigarette [83]	BH		243 – 795		1233 – 4066	2500 – 27,330
	AH
Smokeless [84]	BH		10 – 170	2770 – 11,400	10 – 30	0 – 2480	20 – 70
	AH
Smokeless [85]	BH		1750 – 1950	15020 – 16,380		1560 – 1700	1380 – 1770
	AH
Charcoal
WP Charcoal (our results)	BB	91 – 3147	<0.1 – 1485	2399 – 9287	153 – 2857	498 – 12,922	1298 – 6699	<0.5 – 400
	AB	356 – 7779	<0.1 – 1417	3609 – 26,029	530 – 4799	638 – 15,621	2800 – 15,440	<0.5 – 821
WP Charcoal [76]	BB		110 – 1530	2350 – 2520		2820 – 9090
	AB
wp Charcoal [31]	BB	15 – 10,300	3 – 2100	161 – 8320	124 – 10,000	95 – 55,600	274 – 14,000
	AB	377 – 57,200	2 – 3360	7380 – 142,000	1180 – 24,600	2440 – 81,200	6070 – 204,000	366 – 3330

Note.

^aAs, Cd, Cr, Co, Pb, Ni, Se all values are presented in ng/g;

BH (before heating); AH (after heating); BB (before burning); AB (after burning).