Section
 

Corporate Environmental Report

Contamination

Handle, store and dispose of all potential contaminants and hazardous substances at all sites, in a manner to meet or exceed the strictest environmental safety standards of any community in which we operate.

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:

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an emergency coordinator with overall responsibility for organizing
and coordinating the site's response to an emergency;
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specialized emergency response teams;
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persons in charge of contacting the key people, and public authorities organizations;
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adequate availability of proper emergency response equipment;
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one or more emergency on-site control center(s).

The site emergency plan includes:

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description of the environment surrounding the site;
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summary of major accident scenarios and relevant response;
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emergency response organization staffing plan; emergency contact lists;
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location of on-site control center(s); evacuation paths and location of assembly points;
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location of emergency response equipment and resources;
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clean up procedures;
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maintenance of incident log book;
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mutual aid resources, where applicable; in such a program, the companies in an industrial zone agree on mutual aid should an Emergency occur - fire teams, for example.

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.