Yes you can. However, pickling cucumbers have smaller and fewer seeds and a thinner skin than other cucumbers. Therefore, they absorb the pickling solution better and tend to be more crisp than larger cucumbers.
No. Pickles are cucumbers that have been preserved by pickling
Just like salt, to preserve meat, vinegar does the same to cucumbers.
eno
Certain varieties of cucumbers have been bred specifically for use in pickling. By using these varieties, the home pickling enthusiast will end up with a crisper and more flavorful result. If growing cucumbers at home, be sure to select seeds that are labeled as "pickling" or "good for pickling" on the seed packet. Good choices for pickling cucumbers include: Pioneer, National Pickling, Saladin, Bush Pickling Liberty Hybrid, Ballerina, Boston Pickling, and Eureka Hybrid.
Making pickled cucumbers aka pickles.
Plant cucumber seeds that specifically say they are pickling cucumbers. Then pick the small ones for Gherkin (small, whole, sweet) pickles. The recipe on the pickling lime package is a real good one.
Yes cucumbers will climb a trellis. It promotes good air circulation and the cucumbers will have less rot and a more uniform shape. It will also be easier to harvest.
during the pickling process, things shrink, which also causes the warts
Any NaCl.
Sure, they would be good for picking. Whether they are good for eating is another question.
Pickling lime used to be an accepted method of adding crispness to pickled cucumbers. The USDA no longer recommends use of pickling lime. Pickling lime is alkaline and must all be washed off of the cucumbers or it can result in a less acidic pickling solution. It the pickling solution is not acidic enough it can allow botulism an environment in which to grow. Botulism cases have been linked to this situation and this is the reason it is no longer recommended.