MIL-HDBK-1027/4A
Company, for graphic data on projection angles and screen widths. Consult
Architectural Graphic Standards, John Wiley and Sons, for viewing zone limits
and projection medium aspect ratios.
e) Chalkboard and Marker Boards. Porcelain surface marker boards
are generally preferred since they are cleaner and can double as projection
screens; however scrutinize their use in high security areas due to the
potential retention of images after erasure. Avoid chalkboards in computer
rooms, since airborne chalk dust can damage computer hardware.
3.3.3.3
Electronic Information Delivery Systems (EIDS). Accommodate
computerized EIDS and carrels where required. Carrels must be wider than
normal to accommodate the EIDS.
3.4
Environmental Requirements. For applicable discharge criteria,
consult with the NAVFAC Criteria Office and the cognizant EFD. Refer to
MIL-HDBK-1005/8. Design facilities to meet environmental requirements at
federal, state and local levels. Obtain a MSDS on every toxic or suspected
toxic product to be used at the facility and design in protective measures
and ventilation methods. Comply with all applicable pollution abatement
criteria.
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