BHT has been said, and proven to work on herpes and help with other diseases. I also would like to know why there is no information in the article for BHT as a cure for many diseases. BHT is a suspected mutagen and carcinogen.
I used to be able to pour the concrete and set the poles by the end of the day, but I don't think the bagged cement available now days will do it. Lately, I pour the foundation, then set the poles in about three of four days, depending on the rain, the more the better.
If you have a freshwater planted tank or a reef aquarium most people recommend running your lights for 8-12 hours per day. This should give your plants or corals plenty of time for photosynthesis. No matter what type of tank you have the use of a timer to turn on and off your lights is recommended.