Effective 2026-10-21

Scientific and technical disclaimer

The archive provides research, explanations, and engineering context. It is not a substitute for qualified engineering judgment, manufacturer instructions, applicable standards, or an application-specific safety assessment.

An equation, illustrative calculation, patent description, conceptual diagram, or reported result does not establish a safe operating limit or guaranteed equipment performance. Distinguish measured data from assumptions, simulations, reconstructed illustrations, and manufacturer claims. Check the source, publication date, limitations, units, and subsequent corrections before applying a result.

Industrial applications may involve rotating equipment, pressure, heat, hazardous materials, and other risks. Design, fabrication, operation, commissioning, maintenance, and regulatory approvals require competent personnel and appropriate validation. Do not use archive illustrations as fabrication drawings unless a separate document expressly authorizes that use.

Publication or reuse permission does not grant a patent license, determine freedom to operate, certify a product, or establish a professional-client relationship. Mentioning equipment does not mean that the author or publisher has tested, approved, or endorsed it.

We welcome supported corrections through the policy contact. This disclaimer does not limit responsibility or rights that applicable law does not allow us to exclude.