Table 4.

Comparison of the concentration of PAHs in non-cooking with cooking.

PAHs Number	Cities	Non-Cooking (ng/m3)	Cooking (ng/m3)	Reference
7	Lucknow, India	1120 ±190	9110 ± 3570	[73]
7	Lucknow, India	3530 ± 890	15600 ± 2950	[73]
15	Laiyang, China	513 ± 225	696 ± 230	[74]
16	Nanyang, China	210 ± 23.4	443 ± 59.7	[75]
15	Zhuanghu, China	1530 ± 244	2660 ± 1120	[76]