Like most vegetables, cucumbers are tender and tastiest when harvested young before their seeds are fully developed. Slicing cucumber varieties are generally ready for harvest when about six to eight inches long; pickling types at three to five inches.
Headlights on âupperâ or âhighâ beam let you see about 350-400 feet ahead. 400 feet is your approximately stopping distance when driving at 50-55 mph. That is about the length of a city block. In other words, high beams let you see twice as far as low beams.
20/70 routine that what normal eyes can see at 70 feet, you hold to be 20 feet away to see it the track they do. I believe it's around 20/150 that you are considered legally blind. Of course that's short corrective lenses.