Painting Water Tanks
When it comes to onboard water tanks, we prefer stainless, fiberglass, and even roto-molded tanks (in that order) to aluminum ones. Aluminum tanks tend...
Engine Coolant Replacement
In your recent article on engine coolants (see PS October 2014 online), you wrote about replacement intervals for coolants, and Im looking for clarification....
Will Your Tanks Be Clean Next Spring?
When contributor Drew Frye commissioned his family's PDQ 32 catamaran six years ago, his daughter asked, What are these pink lumps in the sink,...
Testers Check Growth in the Lab and on the Boat
When testing a chemicals toxicity and its ability to biodegrade, a common procedure is to dilute each target chemical at various ratios of interest,...
Coolants that Fight Corrosion
West marine Pure Oceans CoolantA propylene glycol-based, light-duty coolant, West Marines Pure Oceans Engine Antifreeze and Coolant performed admirably in our glassware corrosion testing....
ASTM D1384 Serves as Model for Testers
Samples were tested for corrosion protection following the ASTM D1384 Corrosion in Glassware method (www.astm.org). Samples were diluted to 33-percent glycol, dosed with ASTM...
PSs Top Picks for Winterizing
Protecting marine water systems from freeze damage is a deceptively simple goal. The terminology and various product claims can be confusing, and what seems...
Test Checks Burst Point and Freeze Protection
We tested each product for glycol content using a refractometer and either the ethylene glycol or propylene glycol scale, as appropriate. In the case...
Step-by-step Winterizing Tips
Water tanksFirst, scrub clean and dry the freshwater tank well. For water tanks, make sure it is empty, vacuum out every last bit, and...
Refractometer Takes Out All the Guesswork
What matters most, our testing confirms, is not so much which brand of pink stuff you choose, but how you use it. Even the...
What Is The Best Folding Bike For Your Sailboat?
This week we explore what the best folding bike is to keep on your sailboat and compare the time honored Dahon Folding Bike with...
