000 00617cam a2200157 4500
001 WB3523-13
008 000000n1999 000 0 eng u
035 _a(Sirsi) u102497
245 _aLasers clean old buildings.
260 _c1999
490 _aScotsman
_v16 June 1999, 22(1)
520 _aA laser has been developed capable of cleaning dirt from old buildings without damaging the stonework underneath. Further tests are needed to see if the laser can be a viable alternative to current treatments such as sand blasting and chemical cleaning.
650 _aRENOVATION
690 _aCONSERVATION
942 _n0
999 _c61509
_d61509