Clearing the air
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| Tag | 1 | 2 | Valor |
|---|---|---|---|
| LDR | 00000nab a2200000 i 4500 | ||
| 001 | MAP20071503599 | ||
| 003 | MAP | ||
| 005 | 20080418123907.0 | ||
| 007 | hzruuu---uuuu | ||
| 008 | 030505e20030401usa|||| | |00010|eng d | ||
| 040 | $aMAP$bspa | ||
| 084 | $a872 | ||
| 100 | 1 | $0MAPA20080109790$aNaso, Markisan | |
| 245 | 1 | 0 | $aClearing the air$cBy Markisan Naso |
| 520 | 8 | $aOSHA established permissible exposure limits, or PELs, for nearly 500 air contaminants, based on research conducted in the 1950s and 1960s. | |
| 650 | 1 | 1 | $0MAPA20080570507$aRiesgo químico |
| 650 | 1 | 1 | $0MAPA20080580919$aIndustria química |
| 650 | 1 | 1 | $0MAPA20080619480$aEnfermedades profesionales |
| 650 | 1 | 1 | $0MAPA20080605247$aContaminación del aire |
| 650 | 1 | 1 | $0MAPA20080585679$aHigiene industrial |
| 650 | 0 | 1 | $0MAPA20080605278$aContaminantes químicos |
| 650 | 1 | 1 | $0MAPA20080560973$aValores TLV |
| 650 | 1 | 1 | $0MAPA20080568863$aEstados Unidos |
| 740 | 0 | $aSafety & health | |
| 773 | 0 | $tSafety & health$dItasca$gVol. 167, nº 4, April 2003 ; p. 32-36 |