The most popular hydro-fluorocarbon (HFC) refrigerants for new commercial air conditioning systems include R-410A, R-407C and R-134a. As a facility manager or owner, itâs important that you understand these different refrigerants so that you can make informed decisions for your facilityâs air conditioning system.
Fall Chinook Salmon, up upriver brights, Spring Chinook Salmon, Coho, Silvers and Columbia River Salmon weighing up to 50 pounds and more migrate their way up the Columbia River every year. choose a Columbia River fishing guide and catch these Columbia River Salmon all year long.. Astoria fishing guides.
The deep-valleyed Columbia Mountains are the most significant range. Washington's most important river is the Columbia. It rises in British Columbia, Canada, then flows south through the state, forming most of its natural border with Oregon. Other rivers of note include the Okanogan and Snake.