In the name of providing guidance for parents, Valenti has presided over an explosion of smutty material that should be A but is being retailed as R".
Today thanks to runway fashion, an explosion of new materials and resurgent demand for premium and vintage-inspired hats they're about creating an image.
"There has been an explosion of audiovisual materials in the last years that in no way can be consumed," respected film critic Gustavo Noriega told VICE News.
Beyond concrete and drywall, there is an explosion of promising new materials, from energy-harvesting glass to panels made from sorghum stalks and paint that cleans the air.
Fifth, various U.S. Supreme Court obscenity rulings in the 1950s and 1960s led to an explosion of increasingly explicit pornographic materials, as well as the mainstreaming and intrusion of these materials into previously sexually sanitized spaces of public life.
The nineteenth and twentieth centuries saw an explosion of medical devices, and materials such as stainless steel, titanium, vanadium, ceramics, and plastics were used in their manufacture.
"The fan has only two sides but so many facets," he said: "I still like the potential for surprise in each fold, the surging pop-up, the unexpected explosion of material, the universe of volume that you can hide within a single fold".
The gallery feels like an explosion, and of materials rather than styles: nothing here qualifies as traditional painting or sculpture.
Later, he emails me a photo of an explosion of tape and cardboard: the same sorts of modest materials out of which Future Aleppo is made.
Give them quality materials to teach from and there is an explosion of learning that changes lives forever.
