grannysstore.com 的前十大競爭對手

primitivefire.com

primitive fire is the internets largest supplier of bow drill kits, flint and steel kits, burning lenses, fire pistons, hand drills, trough fires and much much more! made with the best materials for the fastest and most consistent fire making.

survival.org.au

self sufficiency, wilderness survival, living skills, awareness, and local sustainable agriculture. australian plant foods, animal foods, bush tucker, aboriginal skills, native awareness, training, books, hunting and gathering.

survivalschool.com

SteriPEN is the world’s leading manufacturer of ultraviolet, handheld water purifiers. Any of the SteriPEN purifiers makes either 16 or 32 ounces of water in under 1 minute.  It easily make safe drinking water available for travel, outdoor recreation, and home emergency kits at a tiny fraction of the cost of bottled water.  All 3 models will protect you from everything....Giardia, Crypto., Viruses, Bacteria, Covid, Cholera, Typhoid ect. ect. 1. SteriPen Classic:  $89.95 With one set of four AA alkaline batteries, Classic 3 purifies up to 50 liters or supercharge your Classic 3 with lithium batteries and treat up to 150 liters. With a lamp life of up to 8,000 liters, you’ll be drinking safe water for over 7 years! When camping, hiking, backpacking or traveling the Classic 3 with Pre-Filter is the perfect pack to keep you safely hydrated. Classic 3’s UV light destroys over 99.9% of waterborne microorganisms that cause illness. With SteriPEN Classic 3, one set of four alkaline batteries will treat 100 half-liters or 50 full liters of water. Or supercharge your SteriPEN with a set of lithium batteries and you’ll treat up to 150 liters! Classic 3’s enhanced LED indicator panel lets you know treatment size and status of batteries and UV lamp. Classic 3 is sleek and ergonomic with an easy-to-remove twist-off lamp cover. Like all SteriPEN UV water purifiers, Classic 3 is simple to use: remove the lamp cover, press the activation button, submerge in water and stir. In 48 seconds you have ½ liter (16oz.) of safe drinking water or purify a full liter in 90 seconds. Compared to standard chemical treatments that can take up to four hours, that’s safe water fast without adding chemicals that can leave an unpleasant aftertaste. Additional Information Weight 2.9 oz   (82 g) Dimensions 7.3 x 1.7 x 1.7 in  (186 x 43 x 43mm) Lamp Life 8,000 activations Battery 4 AA batteries – Alkaline, Lithium or Rechargeable NiMH (Not included with purchase) B