Table 3.
Trace element concentrations (ng/m3) in NYC hookah bars as measured by x-ray fluorescence.
| Hookah Bar ID |
Na | Mg | Al | S | Cl | K | Ca | Fe | Zn |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 511 | 94 | BDL | 128 | 986 | 192 | 242 | 84 | 23 |
| 2 | 1,152 | 61 | BDL | 1,126 | 6,098 | 5,494 | 226 | 116 | 129 |
| 3 | 193 | 91 | 15 | 364 | 627 | 955 | 768 | 259 | 37 |
| 4 | 208 | 68 | 20 | 165 | 142 | 393 | 108 | 74 | 12 |
| 5 | 135 | 53 | 31 | 199 | 176 | 130 | 312 | 95 | 16 |
| 5a | BDL | 1 | BDL | 151 | 110 | 92 | 119 | 68 | 21 |
| 6 | ND | ND | ND | ND | ND | ND | ND | ND | ND |
| 7 | 71 | 22 | 20 | 80 | 200 | 485 | 146 | 83 | 12 |
| 8 | 384 | 302 | 68 | 396 | 1,153 | 2,237 | 2,681 | 196 | 40 |
ND = not determined and BDL = below the detection limit.