In midday trading Friday, Alcoa's stock was up 8.5% at $44.72, while Century Aluminum jumped 13% to $23.93. Alcoa shares have gained 31% since the beginning of the year. Century Aluminum's stock price ...

Note that the cleaning process is the same no matter what your window screen frames are made of, but metal or aluminum screens are more durable ... in place and check for any damages that might need ...

Painting aluminum siding requires thoroughly cleaning, repairing cracks or loose siding, and using the proper paint and primer.