000 00587cab a2200181 4500
001 WB2501-13
008 090401t1989 xxu||||| |||| 00| 0 eng d
035 _a(Sirsi) u24345
041 _aeng
245 _aGas resistant membrane
260 _c1989
350 _a0
490 _aBuilding
_vVol 254 No 7579 6/1/89 p44
520 _aA new gas-resistant membrane has been developed which could prevent the build up of methane gas on landfill sites . It could also be of use in tackling the problems of radon gas .
690 _aBUILT ENVIRONMENT
942 _n0
948 _c04/03/1997
999 _c16323
_d16323