| 000 | 00536cab a2200181 4500 | ||
|---|---|---|---|
| 001 | WB2412-04 | ||
| 008 | 090401t1988 xxu||||| |||| 00| 0 eng d | ||
| 035 | _a(Sirsi) u63080 | ||
| 041 | _aeng | ||
| 245 | _aAsbestos masks riddled with faults | ||
| 260 | _c1988 | ||
| 350 | _a0 | ||
| 490 |
_aBuilding _vno 7538 18/3/88, p69 |
||
| 520 | _aA sample survey of respirators used by asbestos contractors has revealed that only three in ten were functioning properly. | ||
| 690 | _aBUILT ENVIRONMENT | ||
| 942 | _n0 | ||
| 948 | _c04/03/1997 | ||
| 999 |
_c39210 _d39210 |
||