Casual users, undergraduate students performing basic homework, or researchers looking for quick qualitative data will find the access barriers (cost/interface) too high. For those users, the NIST WebBook remains the preferred free alternative.
The more Dipper read, the more he became entangled in the mysteries of the town. He began to notice strange happenings around him: ghostly apparitions in the woods, eerie lights in the night sky, and whispers in the wind. The lines between reality and the supernatural started to blur. undergraduate students performing basic homework