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2012-07-18 23:03:38

Pumice has long been recognized as the original, natural pozzolan–used by the Romans in their impressive 2000+ year-old concrete structures. A landmark study just released by the University of Utah details the performance, longevity and strength advantages of pumice as a concrete-fortifying pozzolan–advantages that are critical for today's high-performance infrastructure and industrial needs. The pumice pozzolan used in the study–HessPozz–was sourced from Hess Pumice...


Latest HESS Reference Libraries

2012-06-14 08:01:17

Symbol: VACOA Group: Dicot Family: Rosaceae Duration: Perennial Growth Habit: Tree Shrub Native Status: L48    N Synonyms:   VAAN2 Vauquelinia angustifolia Rydb. Distribution: County distributions for the following U.S. states are available at PLANTS:TX Classification:       Kingdom   Plantae – Plants Subkingdom   Tracheobionta – Vascular plants Superdivision   Spermatophyta – Seed plants Division  ...

2012-06-14 08:01:19

Symbol: VACAS Group: Dicot Family: Rosaceae Duration: Perennial Growth Habit: Tree Shrub Native Status: L48    N Distribution: County distributions for the following U.S. states are available at PLANTS:AZ Classification:       Kingdom   Plantae – Plants Subkingdom   Tracheobionta – Vascular plants Superdivision   Spermatophyta – Seed plants Division   Magnoliophyta – Flowering plants Class  ...

2012-06-14 08:43:08

Symbol: TISI2 Group: Moss Family: Timmiaceae Growth Habit: Nonvascular Native Status: NA    N Synonyms:   TINOC2 Timmia norvegica J.E. Zetterst. var. crassiretis Hess. Classification:       Kingdom   Plantae – Plants Division   Bryophyta – Mosses Subdivision   Musci Class   Bryopsida – True mosses Subclass   Bryidae Order   Bryales Family   Timmiaceae Genus   Timmia...

2012-06-14 09:33:13

Symbol: SPHI4 Group: Dicot Family: Rosaceae Duration: Perennial Growth Habit: Shrub Native Status: L48    N Distribution: Spiraea×hitchcockiiHess & Stoynoff [douglasii × splendens] distribution:USA(OR, WA) Classification:       Kingdom   Plantae – Plants Subkingdom   Tracheobionta – Vascular plants Superdivision   Spermatophyta – Seed plants Division   Magnoliophyta – Flowering plants...

2012-06-14 11:48:14

Symbol: QUAC2 Group: Dicot Family: Fagaceae Duration: Perennial Growth Habit: Tree Native Status: L48    N Synonyms:   QUSHA Quercus shumardii Buckley var. acerifolia Palmer Distribution: Quercusacerifolia(Palmer) Stoynoff & Hess distribution:USA(AR) Classification:       Kingdom   Plantae – Plants Subkingdom   Tracheobionta – Vascular plants Superdivision   Spermatophyta – Seed plants Division  ...

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Word of the Day
abrosia
  • Wasting away as a result of abstinence from food.
The word 'abrosia' comes from a Greek roots meaning 'not' and 'eating'.