Privacy Policy & Cookie Usage

1. Data Controller & Ownership

ChemAtlas (chematlas.app) is an open educational and scientific chemical platform operated by AgathaPress, headquartered in Colombia. For any inquiries regarding personal data, privacy, or site policies, contact us at: contact@chematlas.app.

2. Information We Collect

ChemAtlas does not require user registration. We do not collect names, physical addresses, credit card details, or sensitive personal data. We collect anonymous aggregate technical data via Google Analytics (search queries, pages viewed, time spent on pages, browser type, and country of origin) solely to monitor system performance and improve platform utility.

3. Cookies & Third-Party Advertising (Google AdSense)

ChemAtlas utilizes cookies and web beacons to ensure functionality, analyze site usage, and display relevant advertising through Google AdSense. In accordance with Google AdSense Publisher Policies:

• Third-Party Vendors: Third-party vendors, including Google, use cookies to serve ads based on a user's prior visits to this website or other websites on the Internet.
• Advertising Cookies: Google's use of advertising cookies enables it and its partners to serve ads to our users based on their visits to ChemAtlas and/or other sites across the Web.
• How Google Uses Data: To understand how Google processes your data when you visit sites utilizing Google services, please consult How Google uses information from sites or apps that use our services.
• Personalized Ads Opt-Out: Users may opt out of personalized advertising at any time by visiting Google's Ads Settings: https://adssettings.google.com. Alternatively, users may opt out of third-party vendors' use of cookies for personalized advertising by visiting www.aboutads.info or the European Interactive Digital Advertising Alliance (EDAA) portal at www.youronlinechoices.eu.

4. Google Consent Mode v2 Compliance

We adhere to Google Consent Mode v2. When you access ChemAtlas, non-essential cookies (analytical and advertising storage) are set to denied by default. They are only initialized if you explicitly click "Accept all" or enable them in custom preferences.

5. Your Data Protection Rights (GDPR & CCPA)

Under international data protection regulations (including the EU GDPR, UK GDPR, and California CCPA/CPRA), you have the right to request information about data handling, withdraw cookie consent at any moment, and request rectification. Because ChemAtlas does not hold identifiable profiles or user accounts, no identity dossier is linked to your browsing session.