Activity for Frank Phillipsâ€
| Type | On... | Excerpt | Status | Date |
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A: Is there a portable fluoride water filter? Reverse osmosis filtration systems should remove +90% of fluoride. To achieve a higher level you would need an activated alumina medium. RO systems that you see for sale may not list fluoride as a filtered element in there documentation, due to it not being generally perceived as a risk to health. ... (more) |
— | almost 7 years ago |
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A: GPS topo map downloads Below are some resources for US vector data. The links do provide gdb format downloads that will drop into a garmin for example. The format that you are looking for is a shapefile though. Those are the most standardized format for vector data sets but are very clumsy to work with. http://fsgeodat... (more) |
— | about 11 years ago |
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A: Books to inspire you to get out in nature Hatchet - by Gary Paulsen This one get me hooked at a young age. (more) |
— | about 12 years ago |
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A: Gas or Electric trolling motor? The noise at first glance would seem to be the major concern, but in reality it is the vibration of the combustion engine that will increase your area of disruption. Fish are pretty sensitive to vibration and vibes can travel a long way in water. I am of course assuming the prop design and speeds... (more) |
— | about 12 years ago |
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A: Indicators of good Atlantic Ocean surf conditions There are many wave height buoys along the Atlantic sea board and would allow for much better prediction than weather system prediction. There are some good resource for surf forecasting on the east coast such as http://www.surfguru.com/ (no affiliation) which is focused on Florida but does provide ... (more) |
— | about 12 years ago |
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A: Should I be careful to use only dry rocks while building a campfire? Rocks wet or dry can violently fracture if exposed to enough heat due to cavities. The type of rock may actually have more to due with possible explosions than the moisture level. Meaning igneous and metamorphic are non permeable, but can contain natural oil or flint which can be bad. Sedimentar... (more) |
— | about 12 years ago |