An Interview with Dr Marie Jackson on The Use of Natural Pozzolans In the Past and Future

Dr. Marie Jackson conducts research on ancient Roman concrete and the volcanic ash that Romans used in these materials. Hear Dr. Jackson impart the insights she has gained about Roman use of natural pozzolans to produce sustainable and extraordinarily durable concrete.

[@raymondpeters9186]

I've been a pumicecrete home builder for the past 25 years Pumicecrete is by far the best building material on the planet Pumicecrete is a mixture of pumice cement and water mixed and poured into a set of reusable forms walls are poured from 12"to 25" thick pumicecrete is fireproof termite proof rust rot and mold proof and has a high R value and good sound attenuation solid poured walls means no critters can live in your walls Pumicecrete can be built for a fraction of the cost and time and pumice is one of the few building materials that can go directly from the mine to the job site ready to use without any additional possessing and zero waste Take care Ray

[@koukouvania]

unscrupulous builders? what ever next??