Examine This Water Vending Machine

water venting machine

I am not against this water vending machine. What I never like is the manner of implementation. No protection against dust, dirt and other contaminants. At least, it should be enclosed with clear glass or acrylic. Window operable only when appropriate amount is dropped in coin slot. Then closed the rest of time. The vending […]

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Winnowing Before Roasting

I have been thinking for long now. The possibility of winnowing cocoa beans before roasting. It has several strengths and weaknesses. I can still use cracked, shelled and partially shelled beans. They are considered defective as they tend to burn during roast. If cracked and winnowed while unroasted, all will be of equal footing. Whenever […]

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Is PVC Food Safe?

orange upvc pipe

I once been to oil refilling factory. They are using blue pvc pipe. I don’t really mind its safety as the whole area is very dirty from the start.  I warned my wife about unbranded oil but she keeps on buying. Some manufacturers are using pvc containers for their product. See this post for example, […]

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