Additionally, he has performed several demonstrations for church groups, schools and various other community groups, often surrounded by the children of the community. (goodnewsforpets.com)
U.S. companies have already planned several demonstrations of such carbon capture and sequestration. (scientificamerican.com)
David Posnack Jewish Day School has been an active participant in the fight against gun violence, taking part in several demonstrations in support of our friends at Stoneman Douglas. (hanfordsentinel.com)