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  2. How to identify a scam call before you're taken advantage of

    www.aol.com/2019-09-19-how-to-identify-a-scam...

    The best move here is to simply not answer the phone when you’re getting a call from a strange number—and especially a strange area code. Your phone isn’t the only place that people will try ...

  3. Pyrotechnic colorant - Wikipedia

    en.wikipedia.org/wiki/Pyrotechnic_colorant

    The color blue is notoriously difficult to produce in fireworks, as the copper compounds need to be heated at a specific temperature for the optimal shade of blue to be produced. Thus, a deep, rich blue is usually viewed as the mark of an experienced fireworks maker.

  4. Colored fire - Wikipedia

    en.wikipedia.org/wiki/Colored_fire

    When additional chemicals are added to the fuel burning, their atomic emission spectra can affect the frequencies of visible light radiation emitted - in other words, the flame appears in a different color dependent upon the chemical additives. Flame coloring is also a good way to demonstrate how fire changes when subjected to heat and how they ...

  5. What You Need to Know About Phone Scams - AOL

    www.aol.com/know-phone-scams-180248742.html

    People talking phone. Men and women calling by telephone. Communication and conversation with smartphone vector characters set. Illustration of phone call, speaking social, talking and chatting

  6. Telemarketing fraud - Wikipedia

    en.wikipedia.org/wiki/Telemarketing_fraud

    Crawler devices - A majority of fraudulent calls originate from Nigerian phone scammers, who claim $12.7 billion a year off phone scams. [23] Some callers have to make up to 1000 calls per day. To help with speeding things up, they will sometimes use crawler devices which is computerized to go through every area code calling each number.

  7. 30 Scam Phone Numbers To Block and Area Codes To Avoid - AOL

    www.aol.com/finance/19-dangerous-scam-phone...

    3 Common Types of Scam Calls. Several different types of phone scams exist. Since there is no limit to a scam artist’s potential, recognizing signs of common scams will serve you well. Here are ...

  8. Wait, So Do Blue Light Glasses Actually Work? Here's What ...

    www.aol.com/wait-blue-light-glasses-actually...

    See explains. "As we get older, our lenses are less flexible. This is why people in their 40s start needing reading glasses. Some blue-light glasses also include a plus lens to help bring your ...

  9. Can you hear me? (alleged telephone scam) - Wikipedia

    en.wikipedia.org/wiki/Can_you_hear_me?_(alleged...

    Reports on the purported scam are an Internet hoax, first spread on social media sites in 2017. [1] While the phone calls received by people are real, the calls are not related to scam activity. [1] According to some news reports on the hoax, victims of the purported fraud receive telephone calls from an unknown person who asks, "Can you hear me?"