In this video, I demonstrate how to make an oxygen generator using manganese dioxide (MnO2) and hydrogen peroxide (H2O2) ...

Electrospray ionization mass spectrometry in the negative ion mode, ESI(-)-MS, was used to investigate the iodide-catalyzed decomposition of H2O2 in aqueous medium. ESI(-)-MS monitoring revealed the ...

Two maize varieties, viz. Sartaj and Deccan, have been evaluated according to their responses to chromium (Cr) in terms of specific physiological and biochemical attributes. During the exposure to Cr ...

The Science Siblings love an at-home experiment. Paige and Adam Jacobson went the chemistry route with this one, concocting “elephant toothpaste.” Start by adding the food coloring to the hydrogen ...

The government has asked the media regulator to revisit its rules on phone companies raising their prices in the middle of a contract, after O2 unexpectedly announced it was raising prices by £2.50 a ...

The UK's media regulator has criticised O2 for raising its prices by more than it promised customers when they took out their phone contracts. Ofcom said it was "disappointed" with the firm, and said ...

Plus we share more ways YOU can save on your telecoms bill MILLIONS of O2 customers face a £30 bill rise this coming April, but there is a way to cancel for free. The mobile phone provider said new ...

H2O America has a reputation for dividend growth dating back to the Johnson administration. The water utility plans to invest $2 billion over the next five years and recently completed a complementary ...

There's a worrying new alert and it's not something any of us should ignore. UK network O2 - which is now part of Virgin Media - says it has seen a rapid increase in text scams being sent out to ...

07:00, Tue, Sep 2, 2025 Updated: 10:27, Wed, Sep 3, 2025 If you are an O2 customer with a pay as you go SIM card lodged in your phone, you might soon notice two changes coming to your handset. Luckily ...

If you are a customer of the UK mobile network O2, there is an important change coming this week that may significantly affect how you access the one of the best perks the company has to offer. O2 ...