i have found that when i go for a quickie i end up not producing anything, but when i prolong the arousal period or have a much deeper arousal i tend to produce an increasingly larger amount of clear liquid,
the clear liquid is being produced by the cowpers gland if i remember correctly, and it is responsible for creating lubricant,
i have found that the clear lubricant that is produced has exceptional use when mixed with water and makes sense as it is similar to what is produced in genetic females when mixed with the moisture produced my the vaginal walls which is just "vaginal sweating" from the increased blood flow to the genitals
basicly its normal