How to combine PDF files

From Adobe Acrobat to free online editors and built-in tools, here’s how to merge multiple PDFs into one document.

How to save any file as a PDF

Step-by-step instructions for creating PDFs from any file type, including methods for merging, compressing and password-protecting PDF documents securely.
C&EN

Urban Stormwater Phosphorus Export Control: Comparing Traditional and Low-impact Development Best Management Practices

Please note: If you switch to a different device, you may be asked to login again with only your ACS ID. Please note: If you switch to a different device, you may be asked to login again with only ...
Goldseiten

Ucore Updates on its US Heavy Rare Earth Production and DPAS Status

Under its US$22.4 million funding agreement with the US Army Contracting Command-Orlando to launch its RapidSX™ rare ...