Where on a marine diesel engine are you likely to find sacrificial zincs?
Send you answers to cruisingcompass@bwsailing.com. A winner will be drawn from the correct answers and will win a subscription to the digital version of Blue Water Sailing.
Congratulations to Thom Sprague, Chester, CT, who correctly answered last week’s Mindbender question on how water makers purify water. “Salty or tainted water is pumped under high pressure through very fine membranes that only allow the water molecules to get through. The process is called reverse osmosis.”