Rediscovering Fritz Redl

If SCOOP there was a Hall of Fame for Child and Youth Care practitioners, the first person I would nominate is Fritz Redl.I had been in the field for two years when I first read Children Who Hate, and I was amazed at the description of youth that so accurately mirrored my own experience.Fritz and fellow author David Wineman explained CYC ideas bett

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Microbiology for Our Cultural Heritage

Microbiology investigates different microorganisms such as bacteria, fungi and algae and can analyze these organisms and their effect as biodeteriogens.Any microbially caused damage is strictly the result of microbial growth and microbial metabolism.After the diagnosis of a given situation, microbiology for the protection of our cultural heritage o

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Durability and strength characteristics of high-strength concrete incorporated with volcanic pumice powder and polypropylene fibers

In this paper, the partial replacement of volcanic pumice powder (VPP) was investigated for use as a supplementary cementitious material.High-strength concrete (HSC) was prepared using two sets of VPP (10% and 20%) incorporated with three sets of polypropylene fiber (PF) (0.20%, 0.35%, and 0.50%) to produce different concrete mixtures.Several tests

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