Wet market and supermarket are two different types of venues for shopping.
SUPERMARKETS. are popular over the world. It has a large self-service grocery stores that offer customer's variety of foods and household supplies. The place is organized into an organize aisle format, where each aisle are numbered or labeled. Supermarkets are enclosed with heating and centralized temperatures for customers. They can leisurely pick their needs. The store doesn't only offer foods but it also have household supplies,cleaning supplies, your pet needs and medicine or more. Although the early supermarkets don't have fresh grocery or meat but they offer prices and many deals or discounts on their products to attract customers.Source of Image: http://getentrepreneurial.com/archives/which-supermarkets-enjoyed-the-most-profitable-christmas-and-why/
Source of Image: https://www.croatiaweek.com/which-supermarkets-are-croats-spending-most-cash-at/
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PALENGKE (Wet Markets) Popular places if you're looking for fresh meat , sea foods, vegetables and fruits. Popular in most Asian countries. Sellers or vendors in wet market uses water to wash down foods and food stalls to keep them clean and humid. They are open before the sunrise to late night. Those who can stop early are always guaranteed of getting the fresh foods. At the wet market, you can go from stall to stall to compare prices and quality, and you are sure to get the best deal if you put in the effort.Source of Image: http://www.bradleyfarless.com/antipolo-rizal-philippines-wet-market-photos/
If you're looking for "Kakanin (native delicacies)" , this is also the best place to go.
"Kakanin are Filipino delicacies whose main ingredients are usually rice or root crops. ... puto, kutsinta, suman, kalamay, kumanoy, palitaw, pitsi-pitsi, sapin–sapin. PUTO is arguably the most popular kakanin."
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Many people think wet markets are filthy and smelly, but this should not be a concern if you care about eating quality food at reasonable prices.