For China, India, and many other rapidly-developing countries, water scarcity will increasingly and negatively affect growth-with 2.7 billion people living in water scarce basins in these countries alone by 2050, up from 1.4 billion today.
Replace window putty if it has become old and cracked. Window putty commonly is referred to as glazing compound. It is made to remain semi-flexible throughout its lifetime, so it both firmly holds the glass in place and keeps the edges of the glass leakproof. Properly installed putty looks like an extension of the window frame, and can be painted to match.
1 Putty is a generic term for a plastic material similar in texture to clay or dough typically used in domestic construction and repair as a sealant or filler. 2  Painter's Putty is typically a linseed oil based product used for filling holes, minor cracks and defacements in wood only. The name putty is also applied to substances resembling putty, such as iron putty, a mixture of ferric oxide and linseed oil; and red-lead putty, a mixture of red and white lead and linseed oil. 2  Certain doughlike plastics are also called putty. 3  Putty powder (tin oxide) is used in polishing glass, granite, and metal.