Though data from all modern missions is digitized and properly archived, the same can't be said for missions prior to 1990.

First and foremost, the substrate must be clean and dry. It must be free of oil, grease, parting compounds, dust, dirt, grit, chemical contaminants, sealing and curing agents, paint, drywall ...

The new polymer notes are printed by De La Rue on Safeguard polymer substrate, a thin ... when the notes are tilted • More resistant to dirt and moisture, increasing the quality of the banknotes ...

Joshua Faulkner squats in a corn field, scooping out the insides of a hole. He holds a handful of dark grey soil and squeezes ...

The Bermuda Monetary Authority announced “new $2 and $5 banknotes printed by De La Rue on Safeguard polymer substrate ... More resistant to dirt and moisture, increasing the quality of the ...

This scraper, which Sanders recommends, removes algae, dirt and other debris from the ... suggest using a python siphon to help vacuum the substrate (which is the gravel, sand or plants that ...

"China is willing to work together with relevant parties to continue contributing Chinese wisdom and solutions to the implementation of the United Nations ...

Mushrooms cultivated at the the China-Fiji Juncao Technology Demonstration Center Photo: Wang Yunsong In the demonstration center was a dirt road ... of mixing the Juncao substrate, thus ensuring ...

I use mine to vacuum my substrate once each week and my tanks always looks clean. Syphon-powered gravel cleaners are designed to remove dirt-laden water from within the substrate when you're doing ...