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    Mobil1-Does it evaporate faster than other oils?

    I can't find a spot for this, so here goes. I lubricate firearms with Mobil1. It seems that sliding parts dry a bit faster than with other lubes. Does Mobil1 evaporate faster than other lubes, or does it otherwise not stick to the metal surfaces as well as other lubes?
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    Is the filter good for 10K miles?

    I've got an '18 Taco. Toyota recommends full synthetic changed every 10K miles. Assuming the oil is good for 10K miles, is the filter?
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    Filter changes between oil changes

    I have a new '18 Tacoma. Toyota recommends 10K oil/filter change intervals. That filter is pretty small. I am wondering if changing the filter only at 5K intervals and oil as recommended (Toyota uses full synthetic in their Gen3 Tacos) is better overall for engine life.
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    Aluminum in oil

    I have a 2009 Tacoma with 4L V6. I just changed oil recently at 40,714 miles. The old oil had 3810 miles on it (10 months). The old oil was Castrol GTX 5W-30 high mileage semi-synthetic. I have my oil analyzed by the local CAT lab at every oil change. This batch came back fine, except for a...
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