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Corporate Environmental Report |
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Contamination
Semiconductor manufacturing requires the use of potentially contaminating chemicals and gases. Spills or leaks of acids, solvents, fuel or other chemicals are a potential hazard to the soil and groundwater. For this reason, liquid chemicals are surrounded by containment structures to prevent contamination during accidents or emergencies. In manufacturing areas, chemicals and toxic substances are stored in separate and clearly marked containers. In the chemical stations the connecting loading points of the different chemicals are mechanically differentiated so as to avoid any possible human error by loading the wrong chemical into the wrong container. All sites have an emergency response team composed as follows:
The site emergency plan includes:
At some sites, "just-in-time" chemical delivery is used to minimize chemical inventory. Ground wells at the up-gradient and down-gradient of every site have also been installed to track the quality of the groundwater flowing under the location. Analyses are made at least once a year and more often if there is a potential concern. |
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