I am using the same post title that I have already used for Chlorine Online, since we have again the same subject, now presented in a different way. In fact, The Chlorine Tree invites us to explore its branches in order we can discover all about chlorine: from the production process to the chlorine use on a multitude of products and processes. The idea is excellent and the resulting site (built using Flash) is very user-friendly. Worth exploring.
H2O Power – Using H2 From Water As Our Next Fuel. A very good list of links to sites concerning the use of hydrogen as fuel.
FreshPatents.com: the latest published US patent applications each week. The chemistry-related patents applications are in Section 2 under Chemistry, Chemicals and Physics. There are other interesting topics to chemists, like Energy or Environment & Waste Management.
Update: A Manual for Chemical Patent Searches, by William Ronnenberg.
Chemical Register is an online searchable directory of chemical suppliers enabling buyers to easily source manufacturers for capacity and price of commodity and specialty chemicals by name or CAS registry number. Site includes free magazine offers, jobs, news and events.